var xmlHttp;

function GetXmlHttpObject() {
var objXmlHttp = null;
if (navigator.userAgent.indexOf("Opera") >= 0) {
	objXmlHttp = new XMLHttpRequest();
return objXmlHttp;
//alert ("Opera werkt niet met deze website,  gebruik firefox");
return;
}
if (navigator.userAgent.indexOf("MSIE") >= 0) {

var strName = "Msxml2.XMLHTTP"

if (navigator.appVersion.indexOf("MSIE 5.5") >= 0) {

strName = "Microsoft.XMLHTTP";

}

try {

objXmlHttp = new ActiveXObject(strName)
return objXmlHttp;

} catch(e) {

alert("Error. Scripting for ActiveX might be disabled");
return;

}

}

if (navigator.userAgent.indexOf("Mozilla") >= 0 ) {

objXmlHttp = new XMLHttpRequest();
return objXmlHttp;

}

}