function startpage ()
{
	var layerVisible = document.location.search.substring(6);
	var nombreId;

	if (layerVisible == "")
	{
		layerVisible = "1";	
	}

	if(document.getElementById('contenu_MultiPage'))
	{
		nombreId = document.getElementById('contenu_MultiPage').getElementsByTagName('div').length;	
		
		
		for (var i=1; i<=nombreId; i++)
		{
			if (i != Number(layerVisible))
			{
				if(document.getElementById('MultiPage_P'+i))
					document.getElementById('MultiPage_P'+i).style.display='none';
			}
		}
		if(document.getElementById('MultiPage_P'+Number(layerVisible)))
			document.getElementById('MultiPage_P'+Number(layerVisible)).style.visibility='visible';
	}
	if(document.getElementById('MultiPageNumberingTop'))
	{
		if(document.getElementById('MultiPageLinkTop'+Number(layerVisible)))
		{
			document.getElementById('MultiPageLinkTop'+Number(layerVisible)).className = 'superman';
		}
	}
	if(document.getElementById('MultiPageNumberingBottom'))
	{
		if(document.getElementById('MultiPageLinkBottom'+Number(layerVisible)))
			document.getElementById('MultiPageLinkBottom'+Number(layerVisible)).className = 'superman';
	}
}
startpage ();