window.showModalDialog 传递实体对象 获取数据

<script type="text/javascript">
            function abc() {
   var docEditor = RTE_GetEditorDocument($("#<%= %>").attr("id"));
                var paramObj = new Object();
                paramObj.title = $("#<%=%>").val();
                paramObj.Type = $("#<%=%> option:selected").text();
                paramObj.pics = $("#<%= %>").val();
                paramObj.publishdate = $("val();
                paramObj.content = docEditor.body.innerHTML;
                window.showModalDialog("abcd.aspx?para=" + paramObj.pics, paramObj, "dialogWidth=200px;dialogHeight=300px");
            }
           
</script>
$(function(){
	     var param=window.dialogArguments;
		 if(para!=null)
		 {
		    $("#title").html(param.title);
		    $("#type").html(param.Type);
	})