//Boolsche Variable um eine etwaige valide IE-Instanz zu checken.
var xmlhttp = false;

//IE check
try {
    //JS > 5
    xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
    //alert ("You are using Microsoft Internet Explorer.");
} catch (e) {
    //If not, then use the older active x object.
		try {
		    //If we are using Internet Explorer.
		    xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
		    //alert ("You are using Microsoft Internet Explorder");
		} catch (E) {
		    //Else we must be using a non-IE browser.
		    xmlhttp = false;
		}
}

//If we are using a non-IE browser, create a javascript instance of the object.
if (!xmlhttp && typeof XMLHttpRequest != 'undefined') {
    xmlhttp = new XMLHttpRequest();
    // alert ("You are not using Microsoft Internet Explorer");
}

function schiebher(serverPage, objID) {
    
    var obj = document.getElementById(objID);
    xmlhttp.open("GET", serverPage);
    xmlhttp.onreadystatechange = function() {
	if (xmlhttp.readyState == 4 && xmlhttp.status == 200) {
	    obj.innerHTML = xmlhttp.responseText;
	}
    }
    xmlhttp.send(null);
}