function GetXmlHttpObject(){
	var xmlHttp=null;
	try{
		// Firefox, Opera 8.0+, Safari
		xmlHttp=new XMLHttpRequest();
	}
	catch(e){
		// Internet Explorer
		try{
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch(e){
			xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
		}
	}
	return xmlHttp;
}

function CMPW() {
	newwindow=window.open("./compare.php", "CMPW", "height=700, width=900, status=1, toolbar=0, resizable=1, scrollbars=1");
	if (window.focus) {newwindow.focus()}
	return false;
}