function openImg(imgName,imgDetail,imgWidth,imgHeight)
{
	imgWindow = window.open('imagepopup.php?imgName='+imgName+'&imgPath='+imgDetail, 'imgWindow', 'width='+imgWidth+', height='+imgHeight+',scrollbars=0');
	imgWindow.focus();
}

	
var browserinfos=navigator.userAgent;
var ns4=document.layers;
var ns6=document.getElementById&&!document.all&&!browserinfos.match(/Opera/);
var ie=document.all&&!browserinfos.match(/Opera/);
var ie5=document.all&&document.getElementById&&!browserinfos.match(/Opera/);
var opera=browserinfos.match(/Opera/); 
var subnav;
var transparency=0;
var transparencystep=5;
var pausefade=20;

	
function zeige_Popup(datei,breite,hoehe,fenster)
 	{
  	var formwin=window.open(datei,fenster,"width="+breite+",height="+hoehe+",scrollbars=no,statusbar=no");
     	if(screen.availWidth >= breite && screen.availHeight >= hoehe)
    		{
    		formwin.moveTo((screen.availWidth-breite)/2,(screen.availHeight-hoehe)/2);
    		}
  	formwin.focus();
	}

function showsub(subnav)	{
		
	document.getElementById("start").style.visibility="hidden";
	document.getElementById("wirueberuns").style.visibility="hidden";
	document.getElementById("service").style.visibility="hidden";
	document.getElementById("veranstaltungenstart").style.visibility="hidden";
	document.getElementById("schecksinthecity").style.visibility="hidden";
	document.getElementById("mitglieder").style.visibility="hidden";	document.getElementById(subnav).style.visibility="visible";

}
function old_showsub(subnav)	{
	
	document.getElementById("start").style.visibility="hidden";
	document.getElementById("wirueberuns").style.visibility="hidden";
	document.getElementById("service").style.visibility="hidden";
	document.getElementById("veranstaltungenstart").style.visibility="hidden";
	document.getElementById("schecksinthecity").style.visibility="hidden";
	document.getElementById("mitglieder").style.visibility="hidden";	document.getElementById(subnav).style.visibility="visible";
	if (ie) {
		document.getElementById(subnav).style.filter="alpha(opacity=100)";
		}
	if (ns6) {
		document.getElementById(subnav).style.MozOpacity=1;
		}
	transparency=0;
	fadein(subnav);
	}
function hidesub()	{
	
		document.getElementById("start").style.visibility="hidden";
		document.getElementById("wirueberuns").style.visibility="hidden";
		document.getElementById("service").style.visibility="hidden";
		document.getElementById("veranstaltungenstart").style.visibility="hidden";
		document.getElementById("schecksinthecity").style.visibility="hidden";
		document.getElementById("mitglieder").style.visibility="hidden";	
	}
function fadein(subnav) {
	var subnav2=subnav;
	if (transparency<90){
		transparency+=transparencystep;
		if (ie) {
			document.getElementById(subnav).filters.alpha.opacity=transparency;
		}
		if (ns6) {
			document.getElementById(subnav).style.MozOpacity=transparency/100;
		}
		
			if (subnav=="start")	{
				var fadetimer=setTimeout("fadein('start')",pausefade);
			}
			
			if (subnav=="wirueberuns")	{
				var fadetimer=setTimeout("fadein('wirueberuns')",pausefade);
			}
			
			if (subnav=="service")	{
				var fadetimer=setTimeout("fadein('service')",pausefade);
			}
			
			if (subnav=="veranstaltungenstart")	{
				var fadetimer=setTimeout("fadein('veranstaltungenstart')",pausefade);
			}
			
			if (subnav=="schecksinthecity")	{
				var fadetimer=setTimeout("fadein('schecksinthecity')",pausefade);
			}
			
			if (subnav=="mitglieder")	{
				var fadetimer=setTimeout("fadein('mitglieder')",pausefade);
			}
			

	}
}