function checkads() 
{
  if (typeof(bgimage) != 'undefined' && bgimage != null) 
	  {
		document.body.style.backgroundImage = "url(" + bgimage + ")";
	  }
  if (typeof(bgcolor) != 'undefined' && bgcolor != null) 
	  {
		document.body.style.backgroundColor = bgcolor;
	  } 

	  	
	if (typeof(adtype) != 'undefined') 
	{
		if (adtype == 'wallpaper') 
			{
			document.write('<style type="text/css">');
			document.write('div#addrechts {position:absolute; z-index:1; top:0px; left:1000px; top:0px; font-size:0;margin:0 0 0 0px;}');
			document.write('div#tabelle {position:relative;}');
			document.write('div#addoben {text-align:right; margin:0 0 0 0px;}');
			document.write('</style>');
			}
		if (adtype == 'expwallpaper') 
			{					
			banner_offset_height = document.getElementById('adoben').offsetHeight;
			document.write('<style type="text/css">');
			document.write('div#addrechts {position:relative; z-index:1; font-size:0; top:1px; margin:0 0 0 0px;}');
			document.write('div#tabelle {position:relative;}');
			document.write('div#addoben {text-align:right; margin:0 0 0 0px;}');
			document.write('</style>');
			}
	}
  if (typeof(adtype) == 'undefined') 
	  {
		banner_offset = document.getElementById('addoben').offsetHeight+57;
		document.write('<style type="text/css">');  
		document.write('div#addrechts { position:absolute; z-index:1; top:'+banner_offset+'px; left:1000px;}');
		document.write('div#tabelle {position:relative;}');
		document.write('div#addoben {text-align:left; width:1000px; margin:0 0 0 0px;}');
		document.write('</style>');
	  }
}






 function merkliste(aktion, ses_nameid, usr_id)
 {
	 var params = "aktion=" + aktion +"&ses_nameid=" + ses_nameid +"&usr_id="+ usr_id; 
	 var myAjax = new Ajax.Request
	 (
	  "/merkliste.php",
		{ 
		method: 'get',
		parameters: params,
		onLoading: zeige_ladebalken, 
		onComplete: zeige_daten 
		}
	 );
 }
function zeige_daten( originalRequest ) {
   $('merkliste_output').innerHTML = originalRequest.responseText;
}
function zeige_ladebalken() 
{
   $('merkliste_output').innerHTML = '<div style="padding-top: 20px; padding-bottom: 5px; font-size:10px" align="center"><img src="/images/ajax-loader.gif" border="0"><br>Merkliste wird geladen</div>';
}