鼠标在iframe里滚动不了??
在a.html区域里滚轮用不了,怎么回事救命啊各位大侠!! 
 a.html      //里有 
  <iframe      allowTransparency= "true "   src= "iframe.html "   width= "844 "   height= "860 "   scrolling= "auto "   frameborder= "0 ">     </iframe>    
 iframe.html   //内容 
  <html   xmlns= "http://www.w3.org/1999/xhtml ">  
  <head>  
  </head>  
  <body   bgColor= "transparent ">  
  <frameset   rows= "92,*,1 "   cols= "* "   frameborder= "no "   border= "0 "   framespacing= "0 ">  
        <frame   noresize= "noresize "   src= "1.html "   name= "topFrame "   scrolling= "No "   id= "topFrame "   title= "topFrame "/>  
        <frameset   rows= "* "   cols= "200,* "   framespacing= "0 "   frameborder= "no "   border= "0 ">  
           <frame   noresize= "noresize "   src= "2.html "name= "leftFrame "   scrolling= "No "   id= "leftFrame "   title= "leftFrame "   />  
  <frame   noresize= "noresize "   src= "3.html "   name= "mainFrame "   id= "mainFrame "   title= "mainFrame "   scrolling= "no "   />  
                 </frameset>  
  <noframes> 你需要   IE   3.0   或更高版本才能浏览框架! </noframes>  
  </frameset>  
  </body>  
  </html>
------解决方案--------------------frameset 的原因,我以前也遇到过,frameset 改成用iframe就好了