//--------------------------------------------------------------------------------
// Zeigt oder verbirgt einen Element und ändert den Text!
//
function Change( item )
{ 
 if(document.getElementById(item).style.visibility=='hidden') 
 { 
  document.getElementById(item).style.visibility='visible';
  document.getElementById(item).style.display='block'; 
  document.getElementById("x" + item).innerHTML= "Hide Info";
 } 
 else 
 { 
  document.getElementById(item).style.visibility='hidden';
  document.getElementById(item).style.display='none'; 
  document.getElementById("x" + item).innerHTML= "Show Info";
 }
}  

//--------------------------------------------------------------------------------
// Zeigt oder verbirgt einen Element!
//
function OnOff(item)
{ 
 if(document.getElementById(item).style.visibility=='hidden') 
 { 
  document.getElementById(item).style.visibility='visible';
  document.getElementById(item).style.display='block'; 
 } 
 else 
 { 
  document.getElementById(item).style.visibility='hidden';
  document.getElementById(item).style.display='none'; 
 }
}  

//--------------------------------------------------------------------------------
// Mainmenu 
//
var lastdoc;
var memlastdoc;
var sublastdoc;

if(document.layers)
{
	window.captureEvents(Event.MOUSEDOWN);
	window.onclick=ExecuteOut;
} else
{
	document.onclick=ExecuteOut;
}

function ShowMenuLayer(x)
{
	if(document.layers)
		document.layers[x].visibility="show";
	else
		document.all[x].style.visibility="visible";
}

function HideMenuLayer(x)
{
	if(document.layers)
		document.layers[x].visibility="hide";
	else
		document.all[x].style.visibility="hidden";
}

function ExecuteMenu(x)
{
	if(!lastdoc)
		lastdoc=memlastdoc;
	if(lastdoc!=x)
	{
		ShowMenuLayer(x);
		lastdoc=x;
	} 
	else lastdoc="";
}

function ExecuteCheck(x)
{
	if(lastdoc && lastdoc!=x)
	{
		HideMenuLayer(lastdoc);
		ShowMenuLayer(x);
		lastdoc=x;
	}
	ExecuteSubmenu();
}

function ExecuteOut()
{ 
	//if(lastdoc)
	//	HideMenuLayer(lastdoc);
	//memlastdoc=lastdoc; 
	//lastdoc="";
	//ExecuteSubmenu();
}

function ExecuteSubmenu(x)
{
	if(sublastdoc)
	{
		HideMenuLayer(sublastdoc);
		sublastdoc="";
	}
	if(x)
	{
		ShowMenuLayer(x);
		sublastdoc=x;
	}
}

//--------------------------------------------------------------------------------
// Wechselt zwei Frames gleichzeitig 
//
function ZweiFrames(URL1, F1, URL2, F2)
{  
 // alert(URL1);
 // alert(URL2);

  parent.frames[F1].location.href=URL1;
  parent.frames[F2].location.href=URL2;
}
  
function ScndFrame( URL1, F1 )
{  
  parent.frames[F1].location.href = URL1;
}

//--------------------------------------------------------------------------------
// Zeigt eine Random-Banner  
//
function ShowBanner( )
{
 var r_nr         = 0 ;
 var r_banner     = "";
 var bannernummer = 8;
 var randomnummer = Math.round( (bannernummer-1) * Math.random()) + 1;

 document.write('<a href="http://www.abylonsoft.de/frame.htm" target="_top"><img border="0" src="head/banner'+randomnummer+'.jpg" width="468" height="60"></a>&nbsp'); 
}