<script language="javascript">function FileExist(){ var xmlhttp=new ActiveXObject("Microsoft.XMLHTTP"); xmlhttp.open("GET",FileURL,false); xmlhttp.send(); if(xmlhttp.readyState==4) { if(xmlhttp.status==200) alert("Exist"); else if(xmlhttp.status==404) alert("Doesn't exist"); else alert("Don't know"); } }</script> |
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