Extjs显示图片

{columnWidth : .6,layout : 'form',items:[{xtype:'panel',//html:'<img id="identitypic" src="Img!ShowPic?recodId='+id+'&flag=0" style="width:360px;height:185px;" />'html:'<img id="checkpic" src="picAction.do?method=getPicForDataBase&recodId='+thisbehaviorcount+'" style="width:430px;height:430px;"  onclick="showBigPic()" />'}]}

 

function showBigPic(){var com = document.getElementById("checkpic");window.open(com.src,"image",'fullscreen=1,top=0,left=0,height=600,width=1000, toolbar=no, menubar=no, scrollbars=no, resizable=no, location=no, status=no');}