easyui动态创建一个dialog

//修改密码
$('#layout_myhome_updatePwd').click(function(){
updatePwdDialog= $('<div/>').dialog({
title:'修改密码',
modal:true,
closable:true,
width: 380,
height: 260,
iconCls:'icon-edit',
href: "${pageContext.request.contextPath}/myhome_updatePwdDialog.action",
buttons:[{
text:'关闭',
iconCls:'icon-no',
handler:function(){
updatePwdDialog.dialog('close');
}
},{
text:'修改',
iconCls:'icon-ok',
handler:function(){
$('#dialog_myhome_pwdForm').form('submit',{
url : "${pageContext.request.contextPath}/userAction!updatePwd.action",
success : function(data) {
var obj = jQuery.parseJSON(data);
if (obj.success) {
updatePwdDialog.dialog('close');
}	$.messager.show({
title : '提示',
msg : obj.msg
});

}
});

}],
onClose:function(){
$(this).dialog('destroy');
}
});

});