点击润乾标签生成的打印按钮没有反应是怎么回事

<report:html name="report1" reportFileName="<%=filename%>"  
  funcBarLocation="top"  
  needPageMark="no"  
  generateParamForm="no"  
  params="<%=params%>" printedRaq="<%=filename %>"  
  exceptionPage="/reportJsp/myError2.jsp"  
  appletJarName="runqian/runqianReport4Applet.jar,dmGraphApplet.jar"  
  needSaveAsExcel="no" needSaveAsPdf="no" needSaveAsWord="no"  
  saveAsName="<%=saveAsName%>"  
  needPrint="yes"  
/>