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<script >
function showimage()

       //IMG1ΪͼƬ¿Ø¼þ»òDiv,File1ΪÉÏ´«Îļþ¿Ø¼þ
document.getElementById("IMG1"). src = document.getElementById("File1").value;
}
</script >
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<input id="File1" runat="server" type="file"  onchange="showimage()"/>
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<script >
function showimage()
  {  
          document.getElementById("IMG1").filters.item("DXImageTransform.Microsoft.AlphaImageLoader").src =
          document.getElementById ("File1").value;
  }
</script >
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<input id="File1" runat="server" type="file"  onchange="showimage()"/>
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<div id="IMG1" style="filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(sizingMethod=scale);width:400px;height:200px;" runat="server" src="" /></div>


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    function getkey(e)
    {
        var key;
        if(document.all)
        {
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    function insertAtCursor(myField, myValue)
    { 
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function checkImgAddr(url){
var xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
xmlhttp.open("post",url,false);
xmlhttp.send();
if(xmlhttp.readyState==4){
if(xmlhttp.status==404){
return "File Not Exist.";
}else if(xmlhttp.status == 200){
re ......
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