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function requestSome()
{
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  xmlHttpRequest.send....
}
function responseSome()
{
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  {
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    .....
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  }
}
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   {
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  <servlet-name>dwr</servlet-name>
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jQuery Ajax ʵÀý È«½âÎö

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  function over(noteContent){
   //¼Ç¼Ê¼þ·¢ÉúʱµÄÊó±êλÖÃ
   x = event.clientX;
   y = event.clientY; 
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   document.getElementById(" ......
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