实现了DIV层的移动技术
Ext.onReady(function(){ var win; var button = Ext.get('show-btn'); button.on('click', function(){ // create the window on the first click and reuse on subsequent clicks if(!win){ win = new Ext.Window({ el:'hello-win', layout:'f
Ext.onReady(function(){ var win; var button = Ext.get('show-btn'); button.on('click', function(){ // create the window on the first click and reuse on subsequent clicks if(!win){ win = new Ext.Window({ el:'hello-win', layout:'f