function popup(string) {
		PopUp = open('forum.php?sec=smiliemenue&bgrnd=' + string,'PopUp','width=400,height=400,screenX=200,locationbar=no,menubar=no,resizable=yes,dependent=yes,scrollbars=yes');
		PopUp.focus();
}


function hide_module(id) {
	if (window.XMLHttpRequest) { // Mozilla, Safari, ...
    	http_request = new XMLHttpRequest();
	} else if (window.ActiveXObject) { // IE
    	http_request = new ActiveXObject("Microsoft.XMLHTTP");
	}
	var display = document.getElementById(id).style.display;
	
	
	if (document.getElementById(id).style.display == '') {
		document.getElementById(id).style.display = 'none';
		document.images[id+'_a'].src = folder+"unten.gif";
		http_request.open('GET', './index.php?hide='+id, true);
		http_request.send(null);
	}else{
		document.getElementById(id).style.display = '';
		document.images[id+'_a'].src = folder+"oben.gif";
		http_request.open('GET', './index.php?visibly='+id, true);
		http_request.send(null);
	}
}