Document use of ExtJS

<script type="Text/javascript">        //document is the most important window object, with the Document object reference to manipulate all elements in an HTML pageExt.onready ( function(){            //Create DivExt.getbody (). Createchild ({tag:' div 'Id:' Maindiv '});//Create panel            varPanel =NewExt.panel ({title:' ExtJS Rocks ', Width: -, Height: -Id:' Mypanel 'Html:' });//Use DIV as the display anchor pointPanel.render (' Maindiv ');varHighlightpanelcontent = function(){                //Get panel                varPanel = ext.getcmp (' Mypanel ');            Panel.body.highlight (); }///After 1.2 seconds to execute highlightpanelcontentHighlightpanelcontent.defer ( -); });</script>

Just load the page as follows:

When running for 1.2 seconds:

After 1.2 seconds of operation:

Document use of ExtJS