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<script type="text/javascript">
  function ajaxFunction(sort){
   var xmlHttp;
   try{
      // Firefox, Opera 8.0+, Safari
       xmlHttp=new XMLHttpRequest();
      } catch (e)
      {
     // Internet Explorer
      try{
          xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
         }catch (e)
         {
   
         try{
             xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
            }catch (e)
            {
             alert("ÄúµÄä¯ÀÀÆ÷²»Ö§³ÖAJAX£¡");
             return false;
            }
         }
      }
      xmlHttp.onreadystatechange=function(){
        if(xmlHttp.readyState==4){
               document.getElementById("div_product").innerHTML=xmlHttp.responseText;
          }
        }
      xmlHttp.open("POST","problemAction.do?action=showVersions",true);
      xmlHttp.send(null);
   
  }
  
 </script


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  {
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   }
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function selectTradezone(){
    var copyTradezone = document.forms[0].copyTradezone;
    new BaseTool().ajax("getTradezoneByCity",callback,[document.forms[0].city.value,document.forms[0].brand.value]);
   
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