请问,在练习论坛教程,28题无声版19题,JS传参报错:设置的事件代码如下:aa=$reportNamecc=replace($servletURL,CONCATENATE($contextPath,"/"),"")var kehuid = contentPane.curLGP.getCellValue("E1");var kehuid = FR.cjkEncode(kehuid);//带有汉字var a = FR.cjkEncode(aa.substring(0,aa.lastIndexOf("/")));//获取本cpt路径var b = FR.cjkEncode("19展示模板.cpt");FR.showIframeDialog({url:cc+"?reportlet="+a+"/"+b+"&op=write&kehuid="+kehuid,//链接到展示title:"19展示模板",width:600,height:600});