function ajax(page, identifier) {
		var xmlHttp;
		try {
			//Firefox, Opera 8.0+, Safari
			xmlHttp = new XMLHttpRequest();
		} catch(e) {
			//Internet Explorer
			try {
				xmlHttp = new ActiveXObject("Msxml2.XMLHTTP");
			} catch(e) {
				try {
					xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
				} catch(e) {
					alert("Din browser understøtter ikke AJAX!\nVisse ting på denne side vil ikke virke.");
					return false;
				}
			}
		}
		
		xmlHttp.onreadystatechange=function() {
			if(xmlHttp.readyState==4 || xmlHttp.readyState=="complete") {
				document.getElementById(identifier).innerHTML = xmlHttp.responseText;
			}
		}
		
		xmlHttp.open("GET", page, true);
		xmlHttp.send(null);
		
	}
	
	function killSubmit(subid) {
		
		document.getElementById(subid).disabled = true;
		return true;
		
	}
	
	/*
	var visibleLink = "";
	var timer;

	function visible(mylink) {
		clearTimeout(timer);
		invisible();
		document.getElementById(mylink).style.display = "block";
		visibleLink = mylink;
	}

	function invisible() {
		if(visibleLink!="") {
			document.getElementById(visibleLink).style.display = "none";
			visibleLink = "";
		}
	}

	function startCounting() {
		timer = self.setTimeout("invisible()",1000);
	}

	function enterDescription() {
		clearTimeout(timer);
	}
	*/
	
	function toogleVisibility(id) {
		if(document.getElementById(id).style.display=='none') {
			document.getElementById(id).style.display = '';
		} else {
			document.getElementById(id).style.display = 'none';
		}
	}