var teststring

function GetXmlHttpObject()
{ 
	var objXMLHttp=null
		if (window.XMLHttpRequest)
		{
		objXMLHttp=new XMLHttpRequest()
		}
		else if (window.ActiveXObject)
		{
		objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP")
		}
	return objXMLHttp
} 

var win = null;
function NewWindow(mypage,myname,w,h,scroll){
LeftPosition = (screen.width) /2 -100;
TopPosition = (screen.height) ? (screen.height-h)/2 : 0;
settings =
'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',resizable'
win = window.open(mypage,myname,settings)
}