var sidebar_top = 0;
var zuletzt_gezeigt = 'none';

function getElement(id)
	{
	// Netscape 6
	if (document.getElementById)
		{
		return document.getElementById(id);
		}
	// Internet Explorer
	if (document.all)
		{
		return document.all[id];
		}
	// Netscape 4.xx
	if (document.layers) 
		{
		return document.layers[id];
		}
	}

function new_popup(link, title, attributes)
	{
	window.open(link, title, attributes);
	}

function Confirm_Loeschen(Frage, link)
	{
	var Check = confirm(Frage);
	if(Check == true) 
		{
		window.location.href = link;
		}
	}

function auf(menu) // klappt das Menü auf
		 {
		 // Netscape 6
		 if (document.getElementById)
		 	{
		 	document.getElementById(menu).style.visibility="visible";
		 	}
		 // Internet Explorer
		 if (document.all)
		 	{
		 	document.all[menu].style.visibility="visible";
		 	}
		 // Netscape 4.xx
		 if (document.layers)
		 	{
		 	document.layers[menu].visibility="visible";
		 	}
		 }

function zu(menu) // klappt das Menü wieder zu
		 {
		 // Netscape 6
		 if (document.getElementById)
		    {
			document.getElementById(menu).style.visibility="hidden";
			}
		// Internet Explorer
		if (document.all)
		   {
		   document.all[menu].style.visibility="hidden";
		   }
		// Netscape 4.xx
		if (document.layers) 
		   {
		   document.layers[menu].visibility="hidden";
		   }
		}
			 
function tofront(menu) // klappt das Menü auf
	{
	// Netscape 6
	if (document.getElementById)
		{
		document.getElementById(menu).style.zIndex="10000";
		}
	// Internet Explorer
	if (document.all)
		{
		document.all[menu].style.zIndex="10000";
		}
	// Netscape 4.xx
	if (document.layers)
		{
		document.layers[menu].zIndex="10000";
		}
	}

function toback(menu, newindex) // klappt das Menü wieder zu
	{
	// Netscape 6
	if (document.getElementById)
		{
		document.getElementById(menu).style.zIndex=newindex;
		}
	// Internet Explorer
	if (document.all)
		{
		document.all[menu].style.zIndex=newindex;
		}
	// Netscape 4.xx
	if (document.layers) 
		{
		document.layers[menu].zIndex=newindex;
		}
	}

function move_up(divname) // scrollt ein <div> Layer hoch
	{
	sidebar_top -= 100;
	// Netscape 6
	if (document.getElementById)
		{
		document.getElementById(divname).style.top = sidebar_top;
		}
	// Internet Explorer
	if (document.all)
		{
		document.all[divname].style.top = sidebar_top;
		}
	// Netscape 4.xx
	if (document.layers) 
		{
		document.layers[divname].style.top = sidebar_top;
		}
	}

function move_down(divname) // scrollt ein <div> Layer hoch
	{
	sidebar_top += 100;
	// Netscape 6
	if (document.getElementById)
		{
		document.getElementById(divname).style.top = sidebar_top;
		}
	// Internet Explorer
	if (document.all)
		{
		document.all[divname].style.top = sidebar_top;
		}
	// Netscape 4.xx
	if (document.layers) 
		{
		document.layers[divname].style.top = sidebar_top;
		}
	}

function changeImages()
	{
	if (document.images)
		{
		for (var i=0; i<changeImages.arguments.length; i+=2)
			{
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
			}
		}
	}

function newImage(arg)
	{
	if (document.images)
		{
		rslt = new Image();
		rslt.src = arg;
		return rslt;
		}
	}

function zeige(menu) // klappt das Menü auf
		 {
		 if (zuletzt_gezeigt != 'none')
		 	verstecke(zuletzt_gezeigt);
		 
		 // Netscape 6
		 if (document.getElementById)
		 	{
		 	document.getElementById(menu).style.display="block";
		 	}
		 // Internet Explorer
		 if (document.all)
		 	{
		 	document.all[menu].style.display="block";
		 	}
		 // Netscape 4.xx
		 if (document.layers)
		 	{
		 	document.layers[menu].display="block";
		 	}
		
		zuletzt_gezeigt = menu;
		 }

function verstecke(menu) // klappt das Menü wieder zu
		 {
		 // Netscape 6
		 if (document.getElementById)
		    {
			document.getElementById(menu).style.display="none";
			}
		// Internet Explorer
		if (document.all)
		   {
		   document.all[menu].style.display="none";
		   }
		// Netscape 4.xx
		if (document.layers) 
		   {
		   document.layers[menu].display="none";
		   }
		
		return true;
		}