function hide_loading ()
			{
			if ( document.getElementById('loading') )
				{
				document.getElementById('loading').style.visibility = 'hidden'; 
				}
			}
	
	
		function adjust_height_content ()
			{
			if ( document.getElementById('collection_wrapper') && document.getElementById('content_new') )
				{
				if ( Element.getHeight('content_new') + Element.getHeight('collection_wrapper')   < 792 )
					{
					document.getElementById('collection_wrapper').style.height= 792 - Element.getHeight('content_new')+ "px";
					}
				}
				
		   if ( document.getElementById('content_new')  && !document.getElementById('collection_wrapper')  )
				{
				if ( Element.getHeight('content_new')   < 792 )
					{
					document.getElementById('content_new').style.height=  792 - Element.getHeight('content_new') + "px";
					}
				}
				
		  // designer zonder producten
		  if ( document.getElementById('content_new') && document.getElementById('designer') && !document.getElementById('collection_wrapper') )
				{
				if ( Element.getHeight('content_new') + Element.getHeight('designer')  < 792 )
					{
					document.getElementById('content_new').style.height =  792   + "px";
					}
				}	
		  // designer met producten
		  if ( document.getElementById('content_new') && document.getElementById('designer') && document.getElementById('collection_wrapper') )
				{
				if ( Element.getHeight('content_new') + Element.getHeight('designer')  < 792 )
					{
					document.getElementById('collection_wrapper').style.height =   792 - Element.getHeight('content_new')  + "px";
					}
				}		
		 	}