function imageRollOver(id,url) 
{ 
	var element = document.getElementById(id);
	element.src = url;
}

function openSubMenu(id,nb)
{

	for(var i = 1; i <= nb; i++)
	{
		$("#smenu_"+i).css("display","none");
		$("#menu_"+i).css("color","black");
		$("#menu_"+i).css("background-position","0 -65px");
	}
	
	if(id != "")
	{
		var menuWitdh = $("#menu_"+id).innerWidth();
		var menuHeight = $("#menu_"+id).innerHeight();

		$("#smenu_"+id).css("top",menuHeight+"px");
		$("#smenu_"+id+" .smenuSpace").css("width",menuWitdh+"px");
		$("#smenu_"+id+" .smenuCorner").css("left",menuWitdh+"px");
		
		$("#smenu_"+id).css("display","block");
		$("#menu_"+id).css("background-position","0 0");
		$("#menu_"+id+":hover").css("color","white");
	}
}

function showId(id)
{
	var element = document.getElementById(id);
	
	if(element.style.display == "block")
	{
		element.style.display = "none";
	}
	else
	{
		element.style.display = "block";
	}	
}