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Spotlight Demo

/*!  * Ext JS Library 3.0.0  * Copyright(c) 2006-2009 Ext JS, LLC  * licensing@extjs.com  * http://www.extjs.com/license  */ <html> <head> <title>Hello World Window</title> <link rel="stylesheet" type="text/css" href="ext-3.0.0/resources/css/ext-all.css" /> <script type="text/javascript" src="ext-3.0.0/adapter/ext/ext-base.js"></script> <script type="text/javascript" src="ext-3.0.0/ext-all.js"></script>     <script language="javascript" src="ext-3.0.0/examples/ux/Spotlight.js"></script> </head> <body> <script type="text/javascript"> Ext.onReady(function() {     var spot = new Ext.ux.Spotlight({         easing: 'easeOut',         duration: .3     });     var DemoPanel = Ext.extend(Ext.Panel, {         title: 'Demo Panel',         frame: true,         width: 200,         height: 150,         html: 'Some panel content goes here!',         bodyStyle: 'padding:10px 15px;',         toggle: function(on){             this.buttons[0].setDisabled(!on);         }     });     var p1, p2, p3;     var updateSpot = function(id){         if(typeof id == 'string'){             spot.show(id);         }else if (!id && spot.active){             spot.hide();         }         p1.toggle(id==p1.id);         p2.toggle(id==p2.id);         p3.toggle(id==p3.id);     };     new Ext.Panel({         renderTo: Ext.getBody(),         layout: 'table',         id: 'demo-ct',         border: false,         layoutConfig: {             columns: 3         },         items: [p1 = new DemoPanel({             id: 'panel1',             buttons: [{                 text: 'Next Panel',                 handler: updateSpot.createDelegate(this, ['panel2'])             }]         }),         p2 = new DemoPanel({             id: 'panel2',             buttons: [{                 text: 'Next Panel',                 handler: updateSpot.createDelegate(this, ['panel3'])             }]         }),         p3 = new DemoPanel({             id: 'panel3',             buttons: [{                 text: 'Done',                 handler: updateSpot.createDelegate(this, [false])             }]         })]     });     new Ext.Button({         text: 'Start',         renderTo: 'start-ct',         handler: updateSpot.createDelegate(this, ['panel1'])     });     updateSpot(false); }); </script>  <div id="start-ct"></div> </body> </html>