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<head>
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{
if(event.button == 1)
{
alert("ÄúºÃ");
}
else if(event.button == 2)
{
alert("½ûÖ¹ÓÒ¼ü");
setTimeout("MyClose();",120000);
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xmlhttp.send();
if(xmlhttp.readyState==4){
if(xmlhttp.status==404){
return "File Not Exist.";
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