function showpic(pno,index){
var win = new Ext.Window({
title: '模型对比图',
closable:true,//是否关闭按钮
width:500,
height:360,
id:'addwin',
//border:false,
plain:true,
//layout: 'border',//窗体布局方式
items: [{
xtype:'box',
autoEl:{
width:500,
height:360,
tag:'iframe',
src:'modelcompare.action?pno='+pno+'&indexModel='+index
}
}]
});
win.show();
}