function getPage(page){
	//erstellen des requests
	var req = null;

	try{
		req = new XMLHttpRequest();
	}
	catch (ms){
		try{
			req = new ActiveXObject("Msxml2.XMLHTTP");
		} 
		catch (nonms){
			try{
				req = new ActiveXObject("Microsoft.XMLHTTP");
			} 
			catch (failed){
				req = null;
			}
		}  
	}

	if (req == null)
		  alert("Error creating request object!");
	  
	  //anfrage erstellen (GET, url ist localhost,
	  //request ist asynchron      
	  req.open("GET", page, true);

	//Beim abschliessen des request wird diese Funktion ausgeführt
	req.onreadystatechange = function(){            
		switch(req.readyState) {
				case 4:
				if(req.status!=200) {
					//alert("Fehler:"+req.status);
				}else{    
					//alert(req.responseText);
					//schreibe die antwort in den div container mit der id content 
					document.getElementById('main').innerHTML = req.responseText;
	
					document.getElementById("suche").style.color = "#999999";
					document.getElementById("user").style.color = "#999999";
					document.getElementById("pass").style.color = "#999999";
					
					// Lightbox neu initialisieren
					window.DOMContentLoadedInitDone = false;
					DOMContentLoadedInit();
					
				}
				break;
		
				default:
					return false;
				break;     
			}
		};

	  req.setRequestHeader("Content-Type",
						  "application/x-www-form-urlencoded");
	req.send(null);
	
	return true;
}