改成你自己的参数名称，与报表名称，以及路径

------------------------------------------------

---------------------------------------------

var w=800;

var h=600;

var sj1 = _g().parameterEl.getWidgetByName('sj1').getValue();

var sj2 = _g().parameterEl.getWidgetByName('sj2').getValue();

var url = encodeURI("/webroot/decision/view/report?viewlet=test.cpt&sj1="+sj1+"&sj2="+sj2+"&fl="+fl);

//窗体

var $iframe = $("<iframe id='inp' name='inp' width='100%' height='100%' scrolling='no' frameborder='0'>");

//将窗体的src属性设置为模板路径

$iframe.attr("src", url);

//窗体的属性

var o = {    

title: "我是对话框",  //标题   

 width: w,   //宽度    

  height: h  //高度   

 };

//弹出窗体

FR.showDialog(o.title, o.width, o.height, $iframe, o);

$(".fr-core-panel-header.fr-core-panel-style-blue.fr-core-window-header").css('background','#159D73');//窗体背景颜色

$(".fr-core-panel-title").css({"color":"#ffffff","font-family":"microsoft yahei","font-size":"14px"}) ;//字体颜色,大小，字体名称

------------------------------------------------------------