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<script type="text/javascript">
var myXml;
function createHttpXML(){
if(window.ActiveXObject)
myXml=new ActiveXObject("microsoft.XMLHTTP");
else if(window.XMLHttpRequest)
myXml=new XMLHttpRequest();
}
function updatePage(){
if(myXml.readyState==4)
if(myXml.status==200)
{
var response=myXml.responseText;
test1.innerHTML=response;
}
}
function getHttpXml(){
createHttpXML();
var username=document.getElementById("TextBox1").value;
if((username==null)||(username==""))
return;
var url="Validate.aspx?UserName="+escape(username);
myXml.open("GET",url,true);
myXml.onreadystatechange=updatePage;
myXml.send(null);
}
</script>
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