diff --git a/app/index.html b/app/index.html
index 7af5fe5..980c456 100644
--- a/app/index.html
+++ b/app/index.html
@@ -379,7 +379,7 @@
             </div>
             <div id="filmout_functions">
               <div>
-                <button id="filmout_preview">PREVIEW</button>
+                <button id="filmout_preview" onclick="filmout.preview();">PREVIEW</button>
                 <button id="filmout_meter" onclick="filmout.meter();">METER</button>
                 <button id="filmout_focus" onclick="filmout.focus();">FOCUS</button>
                 <button id="filmout_field" onclick="filmout.field();">FIELD GUIDE</button>
diff --git a/app/lib/display/index.js b/app/lib/display/index.js
index e6ff0bd..fa2c3a7 100644
--- a/app/lib/display/index.js
+++ b/app/lib/display/index.js
@@ -17,10 +17,10 @@ function padded_frame(i) {
     return str;
 }
 class WebView {
-    constructor(platform) {
+    constructor(platform, display) {
         this.opened = false;
         this.showing = false;
-        this.digitalWindow = new BrowserWindow({
+        const prefs = {
             webPreferences: {
                 nodeIntegration: true,
                 allowRunningInsecureContent: false
@@ -30,7 +30,12 @@ class WebView {
             minWidth: 800,
             minHeight: 600 //,
             //icon: path.join(__dirname, '../../assets/icons/icon.png')
-        });
+        };
+        if (!display.primary) {
+            prefs.x = display.x + 50;
+            prefs.y = display.y + 50;
+        }
+        this.digitalWindow = new BrowserWindow(prefs);
         this.digitalWindow.loadURL('file://' + __dirname + '../../../display.html');
         if (process.argv.indexOf('-d') !== -1 || process.argv.indexOf('--dev') !== -1) {
             this.digitalWindow.webContents.openDevTools();
@@ -41,6 +46,7 @@ class WebView {
         });
         //this.digitalWindow.hide();
         this.platform = platform;
+        this.display = display;
     }
     async open() {
         this.digitalWindow.show();
@@ -149,51 +155,36 @@ class EOG {
 class Display {
     constructor(sys) {
         this.platform = sys.platform;
+        this.displays = sys.displays;
         this.tmpdir = path_1.join(sys.tmp, 'mcopy_digital');
+        this.display = this.displays.find((display) => {
+            if (display.primary)
+                return true;
+        });
     }
     async open() {
-        //if (this.platform !== 'nix') {
+        if (this.wv && this.wv.display && this.wv.display.id !== this.display.id) {
+            this.wv.close();
+        }
         if (!this.wv || !this.wv.opened) {
-            this.wv = new WebView(this.platform);
+            this.wv = new WebView(this.platform, this.display);
             await this.wv.open();
         }
-        //} else {
-        //	if (!this.eog) {
-        //		this.eog = new EOG()
-        //	}
-        //}
     }
     async show(frame) {
         let padded = padded_frame(frame);
-        let ext = 'tif';
+        let ext = 'png';
         let tmppath;
-        //if (this.platform !== 'nix') {
-        ext = 'png';
-        //}
         tmppath = path_1.join(this.tmpdir, `export-${padded}.${ext}`);
-        //if (this.platform !== 'nix') {
         await this.wv.show(tmppath);
-        //} else {
-        //await this.eog.show(tmppath);
-        //}
     }
     async showPath(pathStr) {
         return await this.wv.show(pathStr);
     }
     hide() {
-        //if (this.platform !== 'nix') {
-        //don't hide between frames
-        //this.wv.hide();
-        //} else {
-        //this.eog.hide();
-        //}
     }
-    close() {
-        //if (this.platform !== 'nix') {
-        this.wv.close();
-        //} else {
-        //this.eog.close()
-        //}
+    async close() {
+        return await this.wv.close();
     }
     async focus() {
         return await this.wv.focus();
@@ -204,6 +195,12 @@ class Display {
     async meter() {
         return await this.wv.meter();
     }
+    change(id) {
+        this.display = this.displays.find((display) => {
+            if (display.id == id)
+                return true;
+        });
+    }
 }
 module.exports = function (sys) {
     return new Display(sys);
diff --git a/app/lib/display/index.js.map b/app/lib/display/index.js.map
index c2bbceb..1607648 100644
--- a/app/lib/display/index.js.map
+++ b/app/lib/display/index.js.map
@@ -1 +1 @@
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\ No newline at end of file
+{"version":3,"file":"index.js","sourceRoot":"","sources":["../../src/display/index.ts"],"names":[],"mappings":"AAAA,YAAY,CAAC;;AAEb;;;IAGI;AAEJ,+BAAgC;AAChC,+BAAwC;AACxC,iCAA8B;AAG9B,MAAM,EAAE,aAAa,EAAE,GAAG,OAAO,CAAC,UAAU,CAAC,CAAC;AAE9C,SAAS,YAAY,CAAE,CAAU;IAChC,IAAI,GAAG,GAAG,CAAC,CAAC,GAAG,EAAE,CAAC,CAAC,MAAM,CAAC;IAC1B,IAAI,GAAG,GAAG,CAAC,GAAG,EAAE,CAAC;IACjB,KAAK,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,GAAG,CAAC,GAAG,GAAG,EAAE,CAAC,EAAE,EAAE;QACjC,GAAG,GAAG,GAAG,GAAG,GAAG,CAAC;KAChB;IACD,OAAO,GAAG,CAAC;AACZ,CAAC;AAED,MAAM,OAAO;IAOZ,YAAa,QAAiB,EAAE,OAAa;QALtC,WAAM,GAAa,KAAK,CAAC;QACzB,YAAO,GAAa,KAAK,CAAC;QAKhC,MAAM,KAAK,GAAS;YACnB,cAAc,EAAE;gBACV,eAAe,EAAE,IAAI;gBACrB,2BAA2B,EAAE,KAAK;aACpC;YACJ,KAAK,EAAE,GAAG;YACV,MAAM,EAAE,GAAG;YACX,QAAQ,EAAG,GAAG;YACd,SAAS,EAAG,GAAG,CAAA,GAAG;YAClB,2DAA2D;SAC3D,CAAA;QACD,IAAI,CAAC,OAAO,CAAC,OAAO,EAAE;YACrB,KAAK,CAAC,CAAC,GAAG,OAAO,CAAC,CAAC,GAAG,EAAE,CAAC;YACzB,KAAK,CAAC,CAAC,GAAG,OAAO,CAAC,CAAC,GAAG,EAAE,CAAC;SACzB;QACD,IAAI,CAAC,aAAa,GAAG,IAAI,aAAa,CAAC,KAAK,CAAC,CAAC;QAC9C,IAAI,CAAC,aAAa,CAAC,OAAO,CAAC,SAAS,GAAG,SAAS,GAAG,uBAAuB,CAAC,CAAC;QAC5E,IAAI,OAAO,CAAC,IAAI,CAAC,OAAO,CAAC,IAAI,CAAC,KAAK,CAAC,CAAC,IAAI,OAAO,CAAC,IAAI,CAAC,OAAO,CAAC,OAAO,CAAC,KAAK,CAAC,CAAC,EAAE;YAC9E,IAAI,CAAC,aAAa,CAAC,WAAW,CAAC,YAAY,EAAE,CAAC;SAC9C;QACD,IAAI,CAAC,aAAa,CAAC,EAAE,CAAC,QAAQ,EAAE,GAAG,EAAE;YACpC,IAAI,CAAC,aAAa,GAAG,IAAI,CAAC;YAC1B,IAAI,CAAC,KAAK,EAAE,CAAC;QACd,CAAC,CAAC,CAAC;QACH,4BAA4B;QAC5B,IAAI,CAAC,QAAQ,GAAG,QAAQ,CAAC;QACzB,IAAI,CAAC,OAAO,GAAG,OAAO,CAAC;IACxB,CAAC;IACD,KAAK,CAAC,IAAI;QACT,IAAI,CAAC,aAAa,CAAC,IAAI,EAAE,CAAC;QAC1B,IAAI,CAAC,OAAO,GAAG,IAAI,CAAC;QACpB,IAAI,CAAC,MAAM,GAAG,IAAI,CAAC;QACnB,MAAM,IAAI,CAAC,aAAa,CAAC,aAAa,CAAC,IAAI,CAAC,CAAC;QAC7C,MAAM,aAAK,CAAC,GAAG,CAAC,CAAC;QACjB,IAAI,IAAI,CAAC,QAAQ,KAAK,KAAK,EAAE;YAC5B,MAAM,aAAK,CAAC,GAAG,CAAC,CAAC,CAAC,6CAA6C;SAC/D;IACF,CAAC;IACD,KAAK,CAAC,IAAI,CAAE,GAAY;QACvB,IAAI,CAAC,IAAI,CAAC,aAAa,EAAE;YACxB,OAAO,CAAC,IAAI,CAAC,gBAAgB,GAAG,iCAAiC,CAAC,CAAC;YACnE,OAAO,KAAK,CAAC;SACb;QACD,IAAI;YACH,IAAI,CAAC,aAAa,CAAC,WAAW,CAAC,IAAI,CAAC,SAAS,EAAE,EAAE,GAAG,EAAE,CAAC,CAAC;SACxD;QAAC,OAAO,GAAG,EAAE;YACb,OAAO,CAAC,KAAK,CAAC,GAAG,CAAC,CAAC;SACnB;QACD,IAAI,CAAC,OAAO,GAAG,IAAI,CAAC;QACpB,MAAM,aAAK,CAAC,GAAG,CAAC,CAAC;QACjB,OAAO,IAAI,CAAC;IACb,CAAC;IACD,KAAK,CAAC,KAAK;QACV,IAAI,CAAC,IAAI,CAAC,aAAa,EAAE;YACxB,OAAO,CAAC,IAAI,CAAC,wDAAwD,CAAC,CAAC;YACvE,OAAO,KAAK,CAAC;SACb;QACD,MAAM,aAAK,CAAC,GAAG,CAAC,CAAC;QACjB,IAAI;YACH,IAAI,CAAC,aAAa,CAAC,WAAW,CAAC,IAAI,CAAC,OAAO,EAAE,EAAE,KAAK,EAAG,IAAI,EAAE,CAAC,CAAC;SAC/D;QAAC,OAAO,GAAG,EAAE;YACb,OAAO,CAAC,KAAK,CAAC,GAAG,CAAC,CAAC;SACnB;IACF,CAAC;IACD,KAAK,CAAC,KAAK;QACV,IAAI,CAAC,IAAI,CAAC,aAAa,EAAE;YACxB,OAAO,CAAC,IAAI,CAAC,uDAAuD,CAAC,CAAC;YACtE,OAAO,KAAK,CAAC;SACb;QACD,MAAM,aAAK,CAAC,GAAG,CAAC,CAAC;QACjB,IAAI;YACH,IAAI,CAAC,aAAa,CAAC,WAAW,CAAC,IAAI,CAAC,OAAO,EAAE,EAAE,KAAK,EAAG,IAAI,EAAE,CAAC,CAAC;SAC/D;QAAC,OAAO,GAAG,EAAE;YACb,OAAO,CAAC,KAAK,CAAC,GAAG,CAAC,CAAC;SACnB;IACF,CAAC;IACD,KAAK,CAAC,KAAK;QACV,IAAI,CAAC,IAAI,CAAC,aAAa,EAAE;YACxB,OAAO,CAAC,IAAI,CAAC,wDAAwD,CAAC,CAAC;YACvE,OAAO,KAAK,CAAC;SACb;QACD,MAAM,aAAK,CAAC,GAAG,CAAC,CAAC;QACjB,IAAI;YACH,IAAI,CAAC,aAAa,CAAC,WAAW,CAAC,IAAI,CAAC,OAAO,EAAE,EAAE,KAAK,EAAG,IAAI,EAAE,CAAC,CAAC;SAC/D;QAAC,OAAO,GAAG,EAAE;YACb,OAAO,CAAC,KAAK,CAAC,GAAG,CAAC,CAAC;SACnB;IACF,CAAC;IACD,IAAI;QACH,IAAI,IAAI,CAAC,aAAa,EAAE;YACvB,IAAI,CAAC,aAAa,CAAC,IAAI,EAAE,CAAC;SAC1B;QACD,IAAI,CAAC,OAAO,GAAG,KAAK,CAAC;QACrB,OAAO,IAAI,CAAC;IACb,CAAC;IACD,KAAK;QACJ,IAAI,CAAC,IAAI,EAAE,CAAC;QACZ,IAAI,IAAI,CAAC,aAAa,EAAE;YACvB,IAAI,CAAC,aAAa,CAAC,KAAK,EAAE,CAAC;YAC3B,IAAI,CAAC,aAAa,GAAG,IAAI,CAAC;SAC1B;QACD,IAAI,CAAC,MAAM,GAAG,KAAK,CAAC;QACpB,IAAI,CAAC,OAAO,GAAG,KAAK,CAAC;QACrB,OAAO,IAAI,CAAA;IACZ,CAAC;CACD;AAED,MAAM,GAAG;IAER;IAEA,CAAC;IAEM,IAAI;QACV,IAAI,CAAC,IAAI,EAAE,CAAC;IACb,CAAC;IAEM,KAAK,CAAC,IAAI,CAAE,GAAa;QAC/B,mCAAmC;QACnC,IAAI,CAAC,EAAE,GAAG,KAAK,CAAC,KAAK,EAAE,CAAC,cAAc,EAAE,GAAG,CAAC,CAAC,CAAC;QAC9C,MAAM,aAAK,CAAC,GAAG,CAAC,CAAA;QAChB,OAAO,IAAI,CAAA;IACZ,CAAC;IAEM,IAAI;QACV,IAAI,IAAI,CAAC,EAAE,EAAE;YACZ,IAAI,CAAC,EAAE,CAAC,IAAI,EAAE,CAAC;YACf,IAAI,CAAC,EAAE,GAAG,IAAI,CAAC;SACf;IACF,CAAC;IACM,KAAK;QACX,IAAI,CAAC,IAAI,EAAE,CAAC;IACb,CAAC;CACD;AAED,MAAM,OAAO;IAQZ,YAAa,GAAS;QACrB,IAAI,CAAC,QAAQ,GAAG,GAAG,CAAC,QAAQ,CAAC;QAC7B,IAAI,CAAC,QAAQ,GAAG,GAAG,CAAC,QAAQ,CAAC;QAC7B,IAAI,CAAC,MAAM,GAAG,WAAQ,CAAC,GAAG,CAAC,GAAG,EAAE,eAAe,CAAC,CAAC;QACjD,IAAI,CAAC,OAAO,GAAG,IAAI,CAAC,QAAQ,CAAC,IAAI,CAAC,CAAC,OAAa,EAAE,EAAE;YACnD,IAAI,OAAO,CAAC,OAAO;gBAAE,OAAO,IAAI,CAAC;QAClC,CAAC,CAAC,CAAA;IACH,CAAC;IACM,KAAK,CAAC,IAAI;QAChB,IAAI,IAAI,CAAC,EAAE,IAAI,IAAI,CAAC,EAAE,CAAC,OAAO,IAAI,IAAI,CAAC,EAAE,CAAC,OAAO,CAAC,EAAE,KAAK,IAAI,CAAC,OAAO,CAAC,EAAE,EAAE;YACzE,IAAI,CAAC,EAAE,CAAC,KAAK,EAAE,CAAC;SAChB;QACD,IAAI,CAAC,IAAI,CAAC,EAAE,IAAI,CAAC,IAAI,CAAC,EAAE,CAAC,MAAM,EAAE;YAChC,IAAI,CAAC,EAAE,GAAG,IAAI,OAAO,CAAC,IAAI,CAAC,QAAQ,EAAE,IAAI,CAAC,OAAO,CAAC,CAAC;YACnD,MAAM,IAAI,CAAC,EAAE,CAAC,IAAI,EAAE,CAAC;SACrB;IACF,CAAC;IACM,KAAK,CAAC,IAAI,CAAE,KAAc;QAChC,IAAI,MAAM,GAAY,YAAY,CAAC,KAAK,CAAC,CAAC;QAC1C,IAAI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\ No newline at end of file
diff --git a/app/lib/filmout/index.js b/app/lib/filmout/index.js
index 1e2274e..d6b0987 100644
--- a/app/lib/filmout/index.js
+++ b/app/lib/filmout/index.js
@@ -41,8 +41,9 @@ class FilmOut {
         this.ipc.on('field', this.field.bind(this));
         this.ipc.on('meter', this.meter.bind(this));
         this.ipc.on('filmout_close', this.close.bind(this));
-        //preview
+        this.ipc.on('preview', this.preview.bind(this));
         this.ipc.on('preview_frame', this.previewFrame.bind(this));
+        this.ipc.on('display', this.onDisplay.bind(this));
     }
     /**
      *
@@ -74,14 +75,14 @@ class FilmOut {
             await this.ffmpeg.clearAll();
         }
         catch (err) {
-            console.error(err);
+            this.log.error(err, 'FILMOUT', true, true);
             throw err;
         }
         try {
             await this.ffmpeg.frame(this.state, this.light.state);
         }
         catch (err) {
-            console.error(err);
+            this.log.error(err, 'FILMOUT', true, true);
             throw err;
         }
         await this.display.show(this.state.frame);
@@ -137,14 +138,34 @@ class FilmOut {
             path = await this.ffmpeg.frame(state, { color: [255, 255, 255] });
         }
         catch (err) {
-            console.error(err);
+            this.log.error(err, 'FILMOUT', true, true);
+            ;
             throw err;
         }
         this.ui.send('preview_frame', { path, frame: arg.frame });
     }
     async preview(evt, arg) {
+        const state = JSON.parse(JSON.stringify(this.state));
+        let path;
+        state.frame = arg.frame;
+        this.log.info(`Previewing frame ${state.frame} of ${state.fileName}`);
+        try {
+            path = await this.ffmpeg.frame(state, { color: [255, 255, 255] });
+        }
+        catch (err) {
+            this.log.error(err, 'FILMOUT', true, true);
+            throw err;
+        }
+        try {
+            await this.display.open();
+            await this.display.show(arg.frame);
+        }
+        catch (err) {
+            this.log.error(err, 'FILMOUT', true, true);
+        }
     }
     async focus(evt, arg) {
+        this.log.info(`Showing focus screen`);
         try {
             await this.display.open();
             await this.display.focus();
@@ -154,6 +175,7 @@ class FilmOut {
         }
     }
     async field(evt, arg) {
+        this.log.info(`Showing field guide screen`);
         try {
             await this.display.open();
             await this.display.field();
@@ -163,6 +185,7 @@ class FilmOut {
         }
     }
     async meter(evt, arg) {
+        this.log.info(`Showing meter screen`);
         try {
             await this.display.open();
             await this.display.meter();
@@ -180,6 +203,10 @@ class FilmOut {
             this.log.error(err, 'FILMOUT', true, true);
         }
     }
+    onDisplay(evt, arg) {
+        this.display.change(arg.display);
+        this.log.info(`Changing the display to ${arg.display}`);
+    }
 }
 module.exports = (display, ffmpeg, ffprobe, ui, light) => {
     return new FilmOut(display, ffmpeg, ffprobe, ui, light);
diff --git a/app/lib/filmout/index.js.map b/app/lib/filmout/index.js.map
index 304a187..4e68257 100644
--- a/app/lib/filmout/index.js.map
+++ b/app/lib/filmout/index.js.map
@@ -1 +1 @@
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\ No newline at end of file
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diff --git a/app/lib/ui/filmout.js b/app/lib/ui/filmout.js
index e704aca..82100bd 100644
--- a/app/lib/ui/filmout.js
+++ b/app/lib/ui/filmout.js
@@ -36,7 +36,8 @@ class FilmOut {
         this.id = 'filmout';
         this.displays = [];
         this.state = {
-            frame: 0
+            frame: 0,
+            display: null
         };
     }
     init() {
@@ -86,16 +87,21 @@ class FilmOut {
             h = display.height / scale;
             top = Math.floor((maxH - h) / 2);
             elem.height(h);
-            elem.css('margin-top', `${top}px`);
+            elem.width(maxW - 4);
+            elem.css('top', `${top}px`);
         }
         else {
             elem.width(w);
+            elem.height(maxH - 4);
+            elem.css('top', `0px`);
         }
         elem.addClass('on');
         $('#filmout_stats_monitor_size').text(`${display.width} x ${display.height}`);
         $('#filmout_stats_monitor_aspect').text(`${aspect}`);
         $('#filmout_stats_monitor_scale').text(`${parseFloat(display.scale).toFixed(1)} scale factor`);
         console.dir(display);
+        this.state.display = id;
+        ipcRenderer.send('display', { display: id });
     }
     selectFile() {
         const elem = $('#digital');
@@ -160,10 +166,7 @@ class FilmOut {
         gui.spinner(false);
         gui.overlay(false);
         if (args.valid && args.valid === true) {
-            //success state
             state = JSON.parse(args.state);
-            //console.dir(args)
-            //console.dir(state)
             $('#digital').addClass('active');
             $('#projector_type_digital').prop('checked', 'checked');
             gui.notify('DEVICES', `Using video ${state.fileName}`);
@@ -217,7 +220,9 @@ class FilmOut {
         }
         $('#filmout_position').val(this.state.frame).trigger('change');
     }
-    preview(evt, arg) {
+    preview() {
+        const frame = this.state.frame;
+        ipcRenderer.send('preview', { frame });
     }
     focus() {
         ipcRenderer.send('focus', { focus: true });
diff --git a/app/src/lib/ui/filmout.ts b/app/src/lib/ui/filmout.ts
index 1b01d0b..57b1fd5 100644
--- a/app/src/lib/ui/filmout.ts
+++ b/app/src/lib/ui/filmout.ts
@@ -51,7 +51,8 @@ class FilmOut {
 	private id : string = 'filmout';
 	private displays : any[] = [];
 	private state : any = {
-		frame : 0
+		frame : 0,
+		display : null
 	}
 	constructor () {
 
@@ -107,9 +108,12 @@ class FilmOut {
 			h = display.height / scale;
 			top = Math.floor((maxH - h) / 2);
 			elem.height(h);
-			elem.css('margin-top', `${top}px`);
+			elem.width(maxW - 4);
+			elem.css('top', `${top}px`);
 		} else {
 			elem.width(w);
+			elem.height(maxH - 4);
+			elem.css('top', `0px`);
 		}
 		
 		elem.addClass('on');
@@ -117,6 +121,8 @@ class FilmOut {
 		$('#filmout_stats_monitor_aspect').text(`${aspect}`);
 		$('#filmout_stats_monitor_scale').text(`${parseFloat(display.scale).toFixed(1)} scale factor`);
 		console.dir(display);
+		this.state.display = id;
+		ipcRenderer.send('display', { display : id });
 	}
 	selectFile () {
 		const elem : any = $('#digital');
@@ -182,10 +188,7 @@ class FilmOut {
 		gui.overlay(false);
 
 		if (args.valid && args.valid === true) {
-			//success state
 			state = JSON.parse(args.state);
-			//console.dir(args)
-			//console.dir(state)
 			$('#digital').addClass('active');
 			$('#projector_type_digital').prop('checked', 'checked');
 			gui.notify('DEVICES', `Using video ${state.fileName}`);
@@ -245,18 +248,23 @@ class FilmOut {
 		$('#filmout_position').val(this.state.frame).trigger('change');
 	}
 
-	preview (evt : any, arg : any) {
-
+	preview () {
+		const frame : number = this.state.frame;
+		ipcRenderer.send('preview', { frame });
 	}
+
 	focus () {
 		ipcRenderer.send('focus', { focus : true });
 	}
+
 	field () {
 		ipcRenderer.send('field', { field : true });
 	}
+
 	meter () {
 		ipcRenderer.send('meter', { meter : true });
 	}
+
 	close (evt : any, arg : any) {
 
 	}
diff --git a/cli/lib/display/index.js b/cli/lib/display/index.js
index e6ff0bd..fa2c3a7 100644
--- a/cli/lib/display/index.js
+++ b/cli/lib/display/index.js
@@ -17,10 +17,10 @@ function padded_frame(i) {
     return str;
 }
 class WebView {
-    constructor(platform) {
+    constructor(platform, display) {
         this.opened = false;
         this.showing = false;
-        this.digitalWindow = new BrowserWindow({
+        const prefs = {
             webPreferences: {
                 nodeIntegration: true,
                 allowRunningInsecureContent: false
@@ -30,7 +30,12 @@ class WebView {
             minWidth: 800,
             minHeight: 600 //,
             //icon: path.join(__dirname, '../../assets/icons/icon.png')
-        });
+        };
+        if (!display.primary) {
+            prefs.x = display.x + 50;
+            prefs.y = display.y + 50;
+        }
+        this.digitalWindow = new BrowserWindow(prefs);
         this.digitalWindow.loadURL('file://' + __dirname + '../../../display.html');
         if (process.argv.indexOf('-d') !== -1 || process.argv.indexOf('--dev') !== -1) {
             this.digitalWindow.webContents.openDevTools();
@@ -41,6 +46,7 @@ class WebView {
         });
         //this.digitalWindow.hide();
         this.platform = platform;
+        this.display = display;
     }
     async open() {
         this.digitalWindow.show();
@@ -149,51 +155,36 @@ class EOG {
 class Display {
     constructor(sys) {
         this.platform = sys.platform;
+        this.displays = sys.displays;
         this.tmpdir = path_1.join(sys.tmp, 'mcopy_digital');
+        this.display = this.displays.find((display) => {
+            if (display.primary)
+                return true;
+        });
     }
     async open() {
-        //if (this.platform !== 'nix') {
+        if (this.wv && this.wv.display && this.wv.display.id !== this.display.id) {
+            this.wv.close();
+        }
         if (!this.wv || !this.wv.opened) {
-            this.wv = new WebView(this.platform);
+            this.wv = new WebView(this.platform, this.display);
             await this.wv.open();
         }
-        //} else {
-        //	if (!this.eog) {
-        //		this.eog = new EOG()
-        //	}
-        //}
     }
     async show(frame) {
         let padded = padded_frame(frame);
-        let ext = 'tif';
+        let ext = 'png';
         let tmppath;
-        //if (this.platform !== 'nix') {
-        ext = 'png';
-        //}
         tmppath = path_1.join(this.tmpdir, `export-${padded}.${ext}`);
-        //if (this.platform !== 'nix') {
         await this.wv.show(tmppath);
-        //} else {
-        //await this.eog.show(tmppath);
-        //}
     }
     async showPath(pathStr) {
         return await this.wv.show(pathStr);
     }
     hide() {
-        //if (this.platform !== 'nix') {
-        //don't hide between frames
-        //this.wv.hide();
-        //} else {
-        //this.eog.hide();
-        //}
     }
-    close() {
-        //if (this.platform !== 'nix') {
-        this.wv.close();
-        //} else {
-        //this.eog.close()
-        //}
+    async close() {
+        return await this.wv.close();
     }
     async focus() {
         return await this.wv.focus();
@@ -204,6 +195,12 @@ class Display {
     async meter() {
         return await this.wv.meter();
     }
+    change(id) {
+        this.display = this.displays.find((display) => {
+            if (display.id == id)
+                return true;
+        });
+    }
 }
 module.exports = function (sys) {
     return new Display(sys);
diff --git a/cli/lib/display/index.js.map b/cli/lib/display/index.js.map
index c2bbceb..1607648 100644
--- a/cli/lib/display/index.js.map
+++ b/cli/lib/display/index.js.map
@@ -1 +1 @@
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\ No newline at end of file
diff --git a/cli/lib/filmout/index.js b/cli/lib/filmout/index.js
index 1e2274e..d6b0987 100644
--- a/cli/lib/filmout/index.js
+++ b/cli/lib/filmout/index.js
@@ -41,8 +41,9 @@ class FilmOut {
         this.ipc.on('field', this.field.bind(this));
         this.ipc.on('meter', this.meter.bind(this));
         this.ipc.on('filmout_close', this.close.bind(this));
-        //preview
+        this.ipc.on('preview', this.preview.bind(this));
         this.ipc.on('preview_frame', this.previewFrame.bind(this));
+        this.ipc.on('display', this.onDisplay.bind(this));
     }
     /**
      *
@@ -74,14 +75,14 @@ class FilmOut {
             await this.ffmpeg.clearAll();
         }
         catch (err) {
-            console.error(err);
+            this.log.error(err, 'FILMOUT', true, true);
             throw err;
         }
         try {
             await this.ffmpeg.frame(this.state, this.light.state);
         }
         catch (err) {
-            console.error(err);
+            this.log.error(err, 'FILMOUT', true, true);
             throw err;
         }
         await this.display.show(this.state.frame);
@@ -137,14 +138,34 @@ class FilmOut {
             path = await this.ffmpeg.frame(state, { color: [255, 255, 255] });
         }
         catch (err) {
-            console.error(err);
+            this.log.error(err, 'FILMOUT', true, true);
+            ;
             throw err;
         }
         this.ui.send('preview_frame', { path, frame: arg.frame });
     }
     async preview(evt, arg) {
+        const state = JSON.parse(JSON.stringify(this.state));
+        let path;
+        state.frame = arg.frame;
+        this.log.info(`Previewing frame ${state.frame} of ${state.fileName}`);
+        try {
+            path = await this.ffmpeg.frame(state, { color: [255, 255, 255] });
+        }
+        catch (err) {
+            this.log.error(err, 'FILMOUT', true, true);
+            throw err;
+        }
+        try {
+            await this.display.open();
+            await this.display.show(arg.frame);
+        }
+        catch (err) {
+            this.log.error(err, 'FILMOUT', true, true);
+        }
     }
     async focus(evt, arg) {
+        this.log.info(`Showing focus screen`);
         try {
             await this.display.open();
             await this.display.focus();
@@ -154,6 +175,7 @@ class FilmOut {
         }
     }
     async field(evt, arg) {
+        this.log.info(`Showing field guide screen`);
         try {
             await this.display.open();
             await this.display.field();
@@ -163,6 +185,7 @@ class FilmOut {
         }
     }
     async meter(evt, arg) {
+        this.log.info(`Showing meter screen`);
         try {
             await this.display.open();
             await this.display.meter();
@@ -180,6 +203,10 @@ class FilmOut {
             this.log.error(err, 'FILMOUT', true, true);
         }
     }
+    onDisplay(evt, arg) {
+        this.display.change(arg.display);
+        this.log.info(`Changing the display to ${arg.display}`);
+    }
 }
 module.exports = (display, ffmpeg, ffprobe, ui, light) => {
     return new FilmOut(display, ffmpeg, ffprobe, ui, light);
diff --git a/cli/lib/filmout/index.js.map b/cli/lib/filmout/index.js.map
index 304a187..4e68257 100644
--- a/cli/lib/filmout/index.js.map
+++ b/cli/lib/filmout/index.js.map
@@ -1 +1 @@
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\ No newline at end of file
+{"version":3,"file":"index.js","sourceRoot":"","sources":["../../src/filmout/index.ts"],"names":[],"mappings":"AAAA,YAAY,CAAC;;AAEb,iCAA8B;AAE9B,MAAM,OAAO;IAkBZ;;QAEI;IACJ,YAAa,OAAa,EAAE,MAAY,EAAE,OAAa,EAAE,EAAQ,EAAE,KAAW;QApBtE,OAAE,GAAY,SAAS,CAAC;QACzB,UAAK,GAAS;YACpB,KAAK,EAAG,CAAC;YACT,MAAM,EAAG,CAAC;YACV,IAAI,EAAG,IAAI;YACX,QAAQ,EAAG,IAAI;YACf,IAAI,EAAG,EAAE;YACT,GAAG,EAAG,IAAI;YACV,OAAO,EAAG,KAAK;SACf,CAAC;QAYD,IAAI,CAAC,OAAO,GAAG,OAAO,CAAC;QACvB,IAAI,CAAC,MAAM,GAAG,MAAM,CAAC;QACrB,IAAI,CAAC,OAAO,GAAG,OAAO,CAAC;QACvB,IAAI,CAAC,EAAE,GAAG,EAAE,CAAC;QACb,IAAI,CAAC,KAAK,GAAG,KAAK,CAAC;QACnB,IAAI,CAAC,IAAI,EAAE,CAAC;IACb,CAAC;IACD;;QAEI;IACI,KAAK,CAAC,IAAI;QACjB,MAAM,GAAG,GAAG,OAAO,CAAC,KAAK,CAAC,CAAC;QAC3B,IAAI,CAAC,GAAG,GAAG,MAAM,GAAG,CAAC,EAAE,KAAK,EAAG,IAAI,CAAC,EAAE,EAAE,CAAC,CAAC;QAC1C,IAAI,CAAC,GAAG,GAAG,OAAO,CAAC,UAAU,CAAC,CAAC,OAAO,CAAC;QACvC,IAAI,CAAC,MAAM,EAAE,CAAC;IACf,CAAC;IACD;;QAEI;IACK,MAAM;QACb,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,IAAI,CAAC,EAAE,EAAE,IAAI,CAAC,SAAS,CAAC,IAAI,CAAC,IAAI,CAAC,CAAC,CAAC;QAChD,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,OAAO,EAAE,IAAI,CAAC,KAAK,CAAC,IAAI,CAAC,IAAI,CAAC,CAAC,CAAC;QAC5C,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,OAAO,EAAE,IAAI,CAAC,KAAK,CAAC,IAAI,CAAC,IAAI,CAAC,CAAC,CAAC;QAC5C,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,OAAO,EAAE,IAAI,CAAC,KAAK,CAAC,IAAI,CAAC,IAAI,CAAC,CAAC,CAAC;QAC5C,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,eAAe,EAAE,IAAI,CAAC,KAAK,CAAC,IAAI,CAAC,IAAI,CAAC,CAAC,CAAC;QACpD,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,SAAS,EAAE,IAAI,CAAC,OAAO,CAAC,IAAI,CAAC,IAAI,CAAC,CAAC,CAAC;QAChD,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,eAAe,EAAE,IAAI,CAAC,YAAY,CAAC,IAAI,CAAC,IAAI,CAAC,CAAC,CAAC;QAC3D,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,SAAS,EAAE,IAAI,CAAC,SAAS,CAAC,IAAI,CAAC,IAAI,CAAC,CAAC,CAAC;IACnD,CAAC;IACF;;QAEI;IACG,GAAG,CAAE,GAAa;QACxB,IAAI,CAAC,KAAK,CAAC,GAAG,GAAG,GAAG,CAAC;IACtB,CAAC;IACD;;QAEI;IACG,KAAK,CAAC,IAAI;QAChB,IAAI,KAAK,GAAY,CAAC,IAAI,IAAI,EAAE,CAAC;QACjC,IAAI,IAAI,CAAC,KAAK,CAAC,GAAG,EAAE;YACnB,IAAI,CAAC,KAAK,CAAC,KAAK,EAAE,CAAC;SACnB;aAAM;YACN,IAAI,CAAC,KAAK,CAAC,KAAK,EAAE,CAAC;SACnB;QACD,IAAI,IAAI,CAAC,KAAK,CAAC,KAAK,GAAG,CAAC,EAAE;YACzB,IAAI,CAAC,KAAK,CAAC,KAAK,GAAG,CAAC,CAAC;SACrB;QACD,OAAO,CAAC,CAAC,IAAI,IAAI,EAAE,CAAC,GAAG,KAAK,CAAC;IAC9B,CAAC;IACA;;OAEG;IACJ,KAAK,CAAC,KAAK;QACV,IAAI;YACH,MAAM,IAAI,CAAC,MAAM,CAAC,QAAQ,EAAE,CAAC;SAC7B;QAAC,OAAO,GAAG,EAAE;YACb,IAAI,CAAC,GAAG,CAAC,KAAK,CAAC,GAAG,EAAE,SAAS,EAAE,IAAI,EAAE,IAAI,CAAC,CAAC;YAC3C,MAAM,GAAG,CAAC;SACV;QAED,IAAI;YACH,MAAM,IAAI,CAAC,MAAM,CAAC,KAAK,CAAC,IAAI,CAAC,KAAK,EAAE,IAAI,CAAC,KAAK,CAAC,KAAK,CAAC,CAAC;SACtD;QAAC,OAAO,GAAG,EAAE;YACb,IAAI,CAAC,GAAG,CAAC,KAAK,CAAC,GAAG,EAAE,SAAS,EAAE,IAAI,EAAE,IAAI,CAAC,CAAC;YAC3C,MAAM,GAAG,CAAC;SACV;QACD,MAAM,IAAI,CAAC,OAAO,CAAC,IAAI,CAAC,IAAI,CAAC,KAAK,CAAC,KAAK,CAAC,CAAC;QAC1C,MAAM,aAAK,CAAC,EAAE,CAAC,CAAC;IACjB,CAAC;IACA;;OAEG;IACI,KAAK,CAAC,GAAG;QAChB,MAAM,aAAK,CAAC,EAAE,CAAC,CAAC;QAChB,IAAI,CAAC,OAAO,CAAC,IAAI,EAAE,CAAC;IACrB,CAAC;IACD;;;QAGI;IACJ,KAAK,CAAC,SAAS,CAAE,GAAS,EAAE,GAAS;QACpC,IAAI,IAAI,CAAC;QACT,IAAI,MAAM,GAAG,CAAC,CAAC;QAEf,IAAI;YACH,IAAI,GAAG,MAAM,IAAI,CAAC,OAAO,CAAC,IAAI,CAAC,GAAG,CAAC,IAAI,CAAC,CAAC;SACzC;QAAC,OAAO,GAAG,EAAE;YACb,6CAA6C;YAC7C,IAAI,CAAC,KAAK,CAAC,OAAO,GAAG,KAAK,CAAC;YAC3B,MAAM,IAAI,CAAC,EAAE,CAAC,IAAI,CAAC,IAAI,CAAC,EAAE,EAAE,EAAE,KAAK,EAAG,KAAK,EAAE,CAAC,CAAC;YAC/C,OAAO,KAAK,CAAC;SACb;QACD,IAAI;YACH,MAAM,GAAG,MAAM,IAAI,CAAC,OAAO,CAAC,MAAM,CAAC,GAAG,CAAC,IAAI,CAAC,CAAC;SAC7C;QAAC,OAAO,GAAG,EAAE;YACb,IAAI,CAAC,GAAG,CAAC,KAAK,CAAC,GAAG,EAAE,SAAS,EAAE,IAAI,EAAE,IAAI,CAAC,CAAC;YAC3C,IAAI,CAAC,KAAK,CAAC,OAAO,GAAG,KAAK,CAAC;YAC3B,MAAM,IAAI,CAAC,EAAE,CAAC,IAAI,CAAC,IAAI,CAAC,EAAE,EAAE,EAAE,KAAK,EAAG,KAAK,EAAE,CAAC,CAAC;YAC/C,OAAO,KAAK,CAAC;SACb;QAED,IAAI,CAAC,KAAK,CAAC,KAAK,GAAG,CAAC,CAAC;QACrB,IAAI,CAAC,KAAK,CAAC,IAAI,GAAG,GAAG,CAAC,IAAI,CAAC;QAC3B,IAAI,CAAC,KAAK,CAAC,QAAQ,GAAG,GAAG,CAAC,QAAQ,CAAC;QACnC,IAAI,CAAC,KAAK,CAAC,MAAM,GAAG,MAAM,CAAC;QAC3B,IAAI,CAAC,KAAK,CAAC,IAAI,GAAG,IAAI,CAAC;QAEvB,IAAI,CAAC,GAAG,CAAC,IAAI,CAAC,UAAU,IAAI,CAAC,KAAK,CAAC,QAAQ,EAAE,EAAE,SAAS,EAAE,IAAI,EAAE,IAAI,CAAC,CAAC;QACtE,IAAI,CAAC,GAAG,CAAC,IAAI,CAAC,YAAY,MAAM,EAAE,EAAE,SAAS,EAAE,IAAI,EAAE,IAAI,CAAC,CAAC;QAC3D,IAAI,CAAC,KAAK,CAAC,OAAO,GAAG,IAAI,CAAC;QAC1B,OAAO,MAAM,IAAI,CAAC,EAAE,CAAC,IAAI,CAAC,IAAI,CAAC,EAAE,EAAE,EAAE,KAAK,EAAG,IAAI,EAAE,KAAK,EAAG,IAAI,CAAC,SAAS,CAAC,IAAI,CAAC,KAAK,CAAC,EAAE,CAAC,CAAC;IAC1F,CAAC;IAED,KAAK,CAAC,YAAY,CAAE,GAAS,EAAE,GAAS;QACvC,MAAM,KAAK,GAAS,IAAI,CAAC,KAAK,CAAC,IAAI,CAAC,SAAS,CAAC,IAAI,CAAC,KAAK,CAAC,CAAC,CAAC;QAC3D,IAAI,IAAa,CAAC;QAElB,KAAK,CAAC,KAAK,GAAG,GAAG,CAAC,KAAK,CAAC;QAExB,IAAI;YACH,IAAI,GAAG,MAAM,IAAI,CAAC,MAAM,CAAC,KAAK,CAAC,KAAK,EAAE,EAAE,KAAK,EAAG,CAAC,GAAG,EAAE,GAAG,EAAE,GAAG,CAAC,EAAE,CAAC,CAAC;SACnE;QAAC,OAAO,GAAG,EAAE;YACb,IAAI,CAAC,GAAG,CAAC,KAAK,CAAC,GAAG,EAAE,SAAS,EAAE,IAAI,EAAE,IAAI,CAAC,CAAC;YAAA,CAAC;YAC5C,MAAM,GAAG,CAAC;SACV;QACD,IAAI,CAAC,EAAE,CAAC,IAAI,CAAC,eAAe,EAAE,EAAE,IAAI,EAAE,KAAK,EAAG,GAAG,CAAC,KAAK,EAAE,CAAC,CAAA;IAC3D,CAAC;IAED,KAAK,CAAC,OAAO,CAAE,GAAS,EAAE,GAAS;QAClC,MAAM,KAAK,GAAS,IAAI,CAAC,KAAK,CAAC,IAAI,CAAC,SAAS,CAAC,IAAI,CAAC,KAAK,CA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\ No newline at end of file
diff --git a/lib/display/index.js b/lib/display/index.js
index e6ff0bd..fa2c3a7 100644
--- a/lib/display/index.js
+++ b/lib/display/index.js
@@ -17,10 +17,10 @@ function padded_frame(i) {
     return str;
 }
 class WebView {
-    constructor(platform) {
+    constructor(platform, display) {
         this.opened = false;
         this.showing = false;
-        this.digitalWindow = new BrowserWindow({
+        const prefs = {
             webPreferences: {
                 nodeIntegration: true,
                 allowRunningInsecureContent: false
@@ -30,7 +30,12 @@ class WebView {
             minWidth: 800,
             minHeight: 600 //,
             //icon: path.join(__dirname, '../../assets/icons/icon.png')
-        });
+        };
+        if (!display.primary) {
+            prefs.x = display.x + 50;
+            prefs.y = display.y + 50;
+        }
+        this.digitalWindow = new BrowserWindow(prefs);
         this.digitalWindow.loadURL('file://' + __dirname + '../../../display.html');
         if (process.argv.indexOf('-d') !== -1 || process.argv.indexOf('--dev') !== -1) {
             this.digitalWindow.webContents.openDevTools();
@@ -41,6 +46,7 @@ class WebView {
         });
         //this.digitalWindow.hide();
         this.platform = platform;
+        this.display = display;
     }
     async open() {
         this.digitalWindow.show();
@@ -149,51 +155,36 @@ class EOG {
 class Display {
     constructor(sys) {
         this.platform = sys.platform;
+        this.displays = sys.displays;
         this.tmpdir = path_1.join(sys.tmp, 'mcopy_digital');
+        this.display = this.displays.find((display) => {
+            if (display.primary)
+                return true;
+        });
     }
     async open() {
-        //if (this.platform !== 'nix') {
+        if (this.wv && this.wv.display && this.wv.display.id !== this.display.id) {
+            this.wv.close();
+        }
         if (!this.wv || !this.wv.opened) {
-            this.wv = new WebView(this.platform);
+            this.wv = new WebView(this.platform, this.display);
             await this.wv.open();
         }
-        //} else {
-        //	if (!this.eog) {
-        //		this.eog = new EOG()
-        //	}
-        //}
     }
     async show(frame) {
         let padded = padded_frame(frame);
-        let ext = 'tif';
+        let ext = 'png';
         let tmppath;
-        //if (this.platform !== 'nix') {
-        ext = 'png';
-        //}
         tmppath = path_1.join(this.tmpdir, `export-${padded}.${ext}`);
-        //if (this.platform !== 'nix') {
         await this.wv.show(tmppath);
-        //} else {
-        //await this.eog.show(tmppath);
-        //}
     }
     async showPath(pathStr) {
         return await this.wv.show(pathStr);
     }
     hide() {
-        //if (this.platform !== 'nix') {
-        //don't hide between frames
-        //this.wv.hide();
-        //} else {
-        //this.eog.hide();
-        //}
     }
-    close() {
-        //if (this.platform !== 'nix') {
-        this.wv.close();
-        //} else {
-        //this.eog.close()
-        //}
+    async close() {
+        return await this.wv.close();
     }
     async focus() {
         return await this.wv.focus();
@@ -204,6 +195,12 @@ class Display {
     async meter() {
         return await this.wv.meter();
     }
+    change(id) {
+        this.display = this.displays.find((display) => {
+            if (display.id == id)
+                return true;
+        });
+    }
 }
 module.exports = function (sys) {
     return new Display(sys);
diff --git a/lib/display/index.js.map b/lib/display/index.js.map
index c2bbceb..1607648 100644
--- a/lib/display/index.js.map
+++ b/lib/display/index.js.map
@@ -1 +1 @@
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\ No newline at end of file
diff --git a/lib/filmout/index.js b/lib/filmout/index.js
index 1e2274e..d6b0987 100644
--- a/lib/filmout/index.js
+++ b/lib/filmout/index.js
@@ -41,8 +41,9 @@ class FilmOut {
         this.ipc.on('field', this.field.bind(this));
         this.ipc.on('meter', this.meter.bind(this));
         this.ipc.on('filmout_close', this.close.bind(this));
-        //preview
+        this.ipc.on('preview', this.preview.bind(this));
         this.ipc.on('preview_frame', this.previewFrame.bind(this));
+        this.ipc.on('display', this.onDisplay.bind(this));
     }
     /**
      *
@@ -74,14 +75,14 @@ class FilmOut {
             await this.ffmpeg.clearAll();
         }
         catch (err) {
-            console.error(err);
+            this.log.error(err, 'FILMOUT', true, true);
             throw err;
         }
         try {
             await this.ffmpeg.frame(this.state, this.light.state);
         }
         catch (err) {
-            console.error(err);
+            this.log.error(err, 'FILMOUT', true, true);
             throw err;
         }
         await this.display.show(this.state.frame);
@@ -137,14 +138,34 @@ class FilmOut {
             path = await this.ffmpeg.frame(state, { color: [255, 255, 255] });
         }
         catch (err) {
-            console.error(err);
+            this.log.error(err, 'FILMOUT', true, true);
+            ;
             throw err;
         }
         this.ui.send('preview_frame', { path, frame: arg.frame });
     }
     async preview(evt, arg) {
+        const state = JSON.parse(JSON.stringify(this.state));
+        let path;
+        state.frame = arg.frame;
+        this.log.info(`Previewing frame ${state.frame} of ${state.fileName}`);
+        try {
+            path = await this.ffmpeg.frame(state, { color: [255, 255, 255] });
+        }
+        catch (err) {
+            this.log.error(err, 'FILMOUT', true, true);
+            throw err;
+        }
+        try {
+            await this.display.open();
+            await this.display.show(arg.frame);
+        }
+        catch (err) {
+            this.log.error(err, 'FILMOUT', true, true);
+        }
     }
     async focus(evt, arg) {
+        this.log.info(`Showing focus screen`);
         try {
             await this.display.open();
             await this.display.focus();
@@ -154,6 +175,7 @@ class FilmOut {
         }
     }
     async field(evt, arg) {
+        this.log.info(`Showing field guide screen`);
         try {
             await this.display.open();
             await this.display.field();
@@ -163,6 +185,7 @@ class FilmOut {
         }
     }
     async meter(evt, arg) {
+        this.log.info(`Showing meter screen`);
         try {
             await this.display.open();
             await this.display.meter();
@@ -180,6 +203,10 @@ class FilmOut {
             this.log.error(err, 'FILMOUT', true, true);
         }
     }
+    onDisplay(evt, arg) {
+        this.display.change(arg.display);
+        this.log.info(`Changing the display to ${arg.display}`);
+    }
 }
 module.exports = (display, ffmpeg, ffprobe, ui, light) => {
     return new FilmOut(display, ffmpeg, ffprobe, ui, light);
diff --git a/lib/filmout/index.js.map b/lib/filmout/index.js.map
index 304a187..4e68257 100644
--- a/lib/filmout/index.js.map
+++ b/lib/filmout/index.js.map
@@ -1 +1 @@
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\ No newline at end of file
+{"version":3,"file":"index.js","sourceRoot":"","sources":["../../src/filmout/index.ts"],"names":[],"mappings":"AAAA,YAAY,CAAC;;AAEb,iCAA8B;AAE9B,MAAM,OAAO;IAkBZ;;QAEI;IACJ,YAAa,OAAa,EAAE,MAAY,EAAE,OAAa,EAAE,EAAQ,EAAE,KAAW;QApBtE,OAAE,GAAY,SAAS,CAAC;QACzB,UAAK,GAAS;YACpB,KAAK,EAAG,CAAC;YACT,MAAM,EAAG,CAAC;YACV,IAAI,EAAG,IAAI;YACX,QAAQ,EAAG,IAAI;YACf,IAAI,EAAG,EAAE;YACT,GAAG,EAAG,IAAI;YACV,OAAO,EAAG,KAAK;SACf,CAAC;QAYD,IAAI,CAAC,OAAO,GAAG,OAAO,CAAC;QACvB,IAAI,CAAC,MAAM,GAAG,MAAM,CAAC;QACrB,IAAI,CAAC,OAAO,GAAG,OAAO,CAAC;QACvB,IAAI,CAAC,EAAE,GAAG,EAAE,CAAC;QACb,IAAI,CAAC,KAAK,GAAG,KAAK,CAAC;QACnB,IAAI,CAAC,IAAI,EAAE,CAAC;IACb,CAAC;IACD;;QAEI;IACI,KAAK,CAAC,IAAI;QACjB,MAAM,GAAG,GAAG,OAAO,CAAC,KAAK,CAAC,CAAC;QAC3B,IAAI,CAAC,GAAG,GAAG,MAAM,GAAG,CAAC,EAAE,KAAK,EAAG,IAAI,CAAC,EAAE,EAAE,CAAC,CAAC;QAC1C,IAAI,CAAC,GAAG,GAAG,OAAO,CAAC,UAAU,CAAC,CAAC,OAAO,CAAC;QACvC,IAAI,CAAC,MAAM,EAAE,CAAC;IACf,CAAC;IACD;;QAEI;IACK,MAAM;QACb,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,IAAI,CAAC,EAAE,EAAE,IAAI,CAAC,SAAS,CAAC,IAAI,CAAC,IAAI,CAAC,CAAC,CAAC;QAChD,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,OAAO,EAAE,IAAI,CAAC,KAAK,CAAC,IAAI,CAAC,IAAI,CAAC,CAAC,CAAC;QAC5C,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,OAAO,EAAE,IAAI,CAAC,KAAK,CAAC,IAAI,CAAC,IAAI,CAAC,CAAC,CAAC;QAC5C,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,OAAO,EAAE,IAAI,CAAC,KAAK,CAAC,IAAI,CAAC,IAAI,CAAC,CAAC,CAAC;QAC5C,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,eAAe,EAAE,IAAI,CAAC,KAAK,CAAC,IAAI,CAAC,IAAI,CAAC,CAAC,CAAC;QACpD,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,SAAS,EAAE,IAAI,CAAC,OAAO,CAAC,IAAI,CAAC,IAAI,CAAC,CAAC,CAAC;QAChD,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,eAAe,EAAE,IAAI,CAAC,YAAY,CAAC,IAAI,CAAC,IAAI,CAAC,CAAC,CAAC;QAC3D,IAAI,CAAC,GAAG,CAAC,EAAE,CAAC,SAAS,EAAE,IAAI,CAAC,SAAS,CAAC,IAAI,CAAC,IAAI,CAAC,CAAC,CAAC;IACnD,CAAC;IACF;;QAEI;IACG,GAAG,CAAE,GAAa;QACxB,IAAI,CAAC,KAAK,CAAC,GAAG,GAAG,GAAG,CAAC;IACtB,CAAC;IACD;;QAEI;IACG,KAAK,CAAC,IAAI;QAChB,IAAI,KAAK,GAAY,CAAC,IAAI,IAAI,EAAE,CAAC;QACjC,IAAI,IAAI,CAAC,KAAK,CAAC,GAAG,EAAE;YACnB,IAAI,CAAC,KAAK,CAAC,KAAK,EAAE,CAAC;SACnB;aAAM;YACN,IAAI,CAAC,KAAK,CAAC,KAAK,EAAE,CAAC;SACnB;QACD,IAAI,IAAI,CAAC,KAAK,CAAC,KAAK,GAAG,CAAC,EAAE;YACzB,IAAI,CAAC,KAAK,CAAC,KAAK,GAAG,CAAC,CAAC;SACrB;QACD,OAAO,CAAC,CAAC,IAAI,IAAI,EAAE,CAAC,GAAG,KAAK,CAAC;IAC9B,CAAC;IACA;;OAEG;IACJ,KAAK,CAAC,KAAK;QACV,IAAI;YACH,MAAM,IAAI,CAAC,MAAM,CAAC,QAAQ,EAAE,CAAC;SAC7B;QAAC,OAAO,GAAG,EAAE;YACb,IAAI,CAAC,GAAG,CAAC,KAAK,CAAC,GAAG,EAAE,SAAS,EAAE,IAAI,EAAE,IAAI,CAAC,CAAC;YAC3C,MAAM,GAAG,CAAC;SACV;QAED,IAAI;YACH,MAAM,IAAI,CAAC,MAAM,CAAC,KAAK,CAAC,IAAI,CAAC,KAAK,EAAE,IAAI,CAAC,KAAK,CAAC,KAAK,CAAC,CAAC;SACtD;QAAC,OAAO,GAAG,EAAE;YACb,IAAI,CAAC,GAAG,CAAC,KAAK,CAAC,GAAG,EAAE,SAAS,EAAE,IAAI,EAAE,IAAI,CAAC,CAAC;YAC3C,MAAM,GAAG,CAAC;SACV;QACD,MAAM,IAAI,CAAC,OAAO,CAAC,IAAI,CAAC,IAAI,CAAC,KAAK,CAAC,KAAK,CAAC,CAAC;QAC1C,MAAM,aAAK,CAAC,EAAE,CAAC,CAAC;IACjB,CAAC;IACA;;OAEG;IACI,KAAK,CAAC,GAAG;QAChB,MAAM,aAAK,CAAC,EAAE,CAAC,CAAC;QAChB,IAAI,CAAC,OAAO,CAAC,IAAI,EAAE,CAAC;IACrB,CAAC;IACD;;;QAGI;IACJ,KAAK,CAAC,SAAS,CAAE,GAAS,EAAE,GAAS;QACpC,IAAI,IAAI,CAAC;QACT,IAAI,MAAM,GAAG,CAAC,CAAC;QAEf,IAAI;YACH,IAAI,GAAG,MAAM,IAAI,CAAC,OAAO,CAAC,IAAI,CAAC,GAAG,CAAC,IAAI,CAAC,CAAC;SACzC;QAAC,OAAO,GAAG,EAAE;YACb,6CAA6C;YAC7C,IAAI,CAAC,KAAK,CAAC,OAAO,GAAG,KAAK,CAAC;YAC3B,MAAM,IAAI,CAAC,EAAE,CAAC,IAAI,CAAC,IAAI,CAAC,EAAE,EAAE,EAAE,KAAK,EAAG,KAAK,EAAE,CAAC,CAAC;YAC/C,OAAO,KAAK,CAAC;SACb;QACD,IAAI;YACH,MAAM,GAAG,MAAM,IAAI,CAAC,OAAO,CAAC,MAAM,CAAC,GAAG,CAAC,IAAI,CAAC,CAAC;SAC7C;QAAC,OAAO,GAAG,EAAE;YACb,IAAI,CAAC,GAAG,CAAC,KAAK,CAAC,GAAG,EAAE,SAAS,EAAE,IAAI,EAAE,IAAI,CAAC,CAAC;YAC3C,IAAI,CAAC,KAAK,CAAC,OAAO,GAAG,KAAK,CAAC;YAC3B,MAAM,IAAI,CAAC,EAAE,CAAC,IAAI,CAAC,IAAI,CAAC,EAAE,EAAE,EAAE,KAAK,EAAG,KAAK,EAAE,CAAC,CAAC;YAC/C,OAAO,KAAK,CAAC;SACb;QAED,IAAI,CAAC,KAAK,CAAC,KAAK,GAAG,CAAC,CAAC;QACrB,IAAI,CAAC,KAAK,CAAC,IAAI,GAAG,GAAG,CAAC,IAAI,CAAC;QAC3B,IAAI,CAAC,KAAK,CAAC,QAAQ,GAAG,GAAG,CAAC,QAAQ,CAAC;QACnC,IAAI,CAAC,KAAK,CAAC,MAAM,GAAG,MAAM,CAAC;QAC3B,IAAI,CAAC,KAAK,CAAC,IAAI,GAAG,IAAI,CAAC;QAEvB,IAAI,CAAC,GAAG,CAAC,IAAI,CAAC,UAAU,IAAI,CAAC,KAAK,CAAC,QAAQ,EAAE,EAAE,SAAS,EAAE,IAAI,EAAE,IAAI,CAAC,CAAC;QACtE,IAAI,CAAC,GAAG,CAAC,IAAI,CAAC,YAAY,MAAM,EAAE,EAAE,SAAS,EAAE,IAAI,EAAE,IAAI,CAAC,CAAC;QAC3D,IAAI,CAAC,KAAK,CAAC,OAAO,GAAG,IAAI,CAAC;QAC1B,OAAO,MAAM,IAAI,CAAC,EAAE,CAAC,IAAI,CAAC,IAAI,CAAC,EAAE,EAAE,EAAE,KAAK,EAAG,IAAI,EAAE,KAAK,EAAG,IAAI,CAAC,SAAS,CAAC,IAAI,CAAC,KAAK,CAAC,EAAE,CAAC,CAAC;IAC1F,CAAC;IAED,KAAK,CAAC,YAAY,CAAE,GAAS,EAAE,GAAS;QACvC,MAAM,KAAK,GAAS,IAAI,CAAC,KAAK,CAAC,IAAI,CAAC,SAAS,CAAC,IAAI,CAAC,KAAK,CAAC,CAAC,CAAC;QAC3D,IAAI,IAAa,CAAC;QAElB,KAAK,CAAC,KAAK,GAAG,GAAG,CAAC,KAAK,CAAC;QAExB,IAAI;YACH,IAAI,GAAG,MAAM,IAAI,CAAC,MAAM,CAAC,KAAK,CAAC,KAAK,EAAE,EAAE,KAAK,EAAG,CAAC,GAAG,EAAE,GAAG,EAAE,GAAG,CAAC,EAAE,CAAC,CAAC;SACnE;QAAC,OAAO,GAAG,EAAE;YACb,IAAI,CAAC,GAAG,CAAC,KAAK,CAAC,GAAG,EAAE,SAAS,EAAE,IAAI,EAAE,IAAI,CAAC,CAAC;YAAA,CAAC;YAC5C,MAAM,GAAG,CAAC;SACV;QACD,IAAI,CAAC,EAAE,CAAC,IAAI,CAAC,eAAe,EAAE,EAAE,IAAI,EAAE,KAAK,EAAG,GAAG,CAAC,KAAK,EAAE,CAAC,CAAA;IAC3D,CAAC;IAED,KAAK,CAAC,OAAO,CAAE,GAAS,EAAE,GAAS;QAClC,MAAM,KAAK,GAAS,IAAI,CAAC,KAAK,CAAC,IAAI,CAAC,SAAS,CAAC,IAAI,CAAC,KAAK,CA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\ No newline at end of file
diff --git a/src/display/index.ts b/src/display/index.ts
index 480c1a5..09cdb7d 100644
--- a/src/display/index.ts
+++ b/src/display/index.ts
@@ -26,9 +26,10 @@ class WebView {
 	public opened : boolean = false;
 	public showing : boolean = false;
 	private platform : string;
-	
-	constructor (platform : string) {
-		this.digitalWindow = new BrowserWindow({
+	public display : any;
+
+	constructor (platform : string, display : any) {
+		const prefs : any = {
 			webPreferences: {
       			nodeIntegration: true,
       			allowRunningInsecureContent: false
@@ -38,7 +39,12 @@ class WebView {
 			minWidth : 800,
 			minHeight : 600//,
 			//icon: path.join(__dirname, '../../assets/icons/icon.png')
-		});
+		}
+		if (!display.primary) {
+			prefs.x = display.x + 50;
+			prefs.y = display.y + 50;
+		}
+		this.digitalWindow = new BrowserWindow(prefs);
 		this.digitalWindow.loadURL('file://' + __dirname + '../../../display.html');
 		if (process.argv.indexOf('-d') !== -1 || process.argv.indexOf('--dev') !== -1) {
 			this.digitalWindow.webContents.openDevTools();
@@ -49,6 +55,7 @@ class WebView {
 		});
 		//this.digitalWindow.hide();
 		this.platform = platform;
+		this.display = display;
 	}
 	async open () {
 		this.digitalWindow.show();
@@ -159,60 +166,46 @@ class EOG {
 
 class Display {
 	private platform : string;
+	private displays : any[];
+	private display : any;
 	private tmpdir : string;
 	private wv : WebView;
 	private eog : EOG;
 
 	constructor (sys : any) {
 		this.platform = sys.platform;
+		this.displays = sys.displays;
 		this.tmpdir = pathJoin(sys.tmp, 'mcopy_digital');
+		this.display = this.displays.find((display : any) => {
+			if (display.primary) return true;
+		})
 	}
 	public async open () {
-		//if (this.platform !== 'nix') {
-			if (!this.wv || !this.wv.opened) {
-				this.wv = new WebView(this.platform);
-				await this.wv.open()
-	    	}
-		//} else {
-		//	if (!this.eog) {
-		//		this.eog = new EOG()
-		//	}
-		//}
+		if (this.wv && this.wv.display && this.wv.display.id !== this.display.id) {
+			this.wv.close();
+		}
+		if (!this.wv || !this.wv.opened) {
+			this.wv = new WebView(this.platform, this.display);
+			await this.wv.open();
+		}
 	}
 	public async show (frame : number) {
 		let padded : string = padded_frame(frame);
-		let ext : string = 'tif';
+		let ext : string = 'png';
 		let tmppath : string;
 
-		//if (this.platform !== 'nix') {
-			ext = 'png';
-		//}
-
 		tmppath = pathJoin(this.tmpdir, `export-${padded}.${ext}`);
 
-		//if (this.platform !== 'nix') {
-			await this.wv.show(tmppath);
-		//} else {
-			//await this.eog.show(tmppath);
-		//}
+		await this.wv.show(tmppath);
 	}
 	public async showPath (pathStr : string) {
 		return await this.wv.show(pathStr);
 	}
 	public hide () {
-		//if (this.platform !== 'nix') {
-			//don't hide between frames
-			//this.wv.hide();
-		//} else {
-			//this.eog.hide();
-		//}
+
 	}
-	public close () {
-		//if (this.platform !== 'nix') {
-			this.wv.close()
-		//} else {
-			//this.eog.close()
-		//}
+	public async close () {
+		return await this.wv.close()
 	}
 	public async focus () {
 		return await this.wv.focus();
@@ -223,6 +216,11 @@ class Display {
 	public async meter () {
 		return await this.wv.meter();
 	}
+	public change (id : any) {
+		this.display = this.displays.find((display : any) => {
+			if (display.id == id) return true;
+		});
+	}
 }
 
 module.exports = function (sys : any) {
diff --git a/src/filmout/index.ts b/src/filmout/index.ts
index 880f398..f1bf552 100644
--- a/src/filmout/index.ts
+++ b/src/filmout/index.ts
@@ -49,8 +49,9 @@ class FilmOut {
 	 	this.ipc.on('field', this.field.bind(this));
 	 	this.ipc.on('meter', this.meter.bind(this));
 	 	this.ipc.on('filmout_close', this.close.bind(this));
-	 	//preview
+	 	this.ipc.on('preview', this.preview.bind(this));
 	 	this.ipc.on('preview_frame', this.previewFrame.bind(this));
+	 	this.ipc.on('display', this.onDisplay.bind(this));
 	 }
 	/**
 	 *
@@ -80,14 +81,14 @@ class FilmOut {
 		try {
 			await this.ffmpeg.clearAll();
 		} catch (err) {
-			console.error(err);
+			this.log.error(err, 'FILMOUT', true, true);
 			throw err;
 		}
 		
 		try {
 			await this.ffmpeg.frame(this.state, this.light.state);
 		} catch (err) {
-			console.error(err);
+			this.log.error(err, 'FILMOUT', true, true);
 			throw err;
 		}
 		await this.display.show(this.state.frame);
@@ -140,20 +141,42 @@ class FilmOut {
 	async previewFrame (evt : any, arg : any) {
 		const state : any = JSON.parse(JSON.stringify(this.state));
 		let path : string;
+
 		state.frame = arg.frame;
+
 		try {
 			path = await this.ffmpeg.frame(state, { color : [255, 255, 255] });
 		} catch (err) {
-			console.error(err);
+			this.log.error(err, 'FILMOUT', true, true);;
 			throw err;
 		}
 		this.ui.send('preview_frame', { path, frame : arg.frame })
 	}
 
 	async preview (evt : any, arg : any) {
+		const state : any = JSON.parse(JSON.stringify(this.state));
+		let path : string;
 
+		state.frame = arg.frame;
+
+		this.log.info(`Previewing frame ${state.frame} of ${state.fileName}`);
+		try {
+			path = await this.ffmpeg.frame(state, { color : [255, 255, 255] });
+		} catch (err) {
+			this.log.error(err, 'FILMOUT', true, true);
+			throw err;
+		}
+
+		try {
+			await this.display.open();
+			await this.display.show(arg.frame);
+		} catch (err) {
+			this.log.error(err, 'FILMOUT', true, true);
+		}
 	}
+
 	async focus (evt : any, arg : any) {
+		this.log.info(`Showing focus screen`);
 		try {
 			await this.display.open();
 			await this.display.focus();
@@ -161,7 +184,9 @@ class FilmOut {
 			this.log.error(err, 'FILMOUT', true, true);
 		}
 	}
+
 	async field (evt : any, arg : any) {
+		this.log.info(`Showing field guide screen`);
 		try {
 			await this.display.open();
 			await this.display.field();
@@ -169,7 +194,9 @@ class FilmOut {
 			this.log.error(err, 'FILMOUT', true, true);
 		}
 	}
+
 	async meter (evt : any, arg : any) {
+		this.log.info(`Showing meter screen`);
 		try {
 			await this.display.open();
 			await this.display.meter();
@@ -177,6 +204,7 @@ class FilmOut {
 			this.log.error(err, 'FILMOUT', true, true);
 		}
 	}
+
 	async close (evt : any, arg : any) {
 		try {
 			await this.display.hide();
@@ -185,6 +213,11 @@ class FilmOut {
 			this.log.error(err, 'FILMOUT', true, true);
 		}
 	}
+
+	onDisplay (evt : any, arg : any) {
+		this.display.change(arg.display);
+		this.log.info(`Changing the display to ${arg.display}`);
+	}
 }
 
 module.exports = (display : any, ffmpeg : any, ffprobe : any, ui : any, light : any) => {