// CONTENU SONART ==========================================================================
function av_sonart()
	{
	IndexSelectionnee	= document.getElementById("aLaCarteOption").selectedIndex;
	var CompteTotalTele	= 0;
	var allDivs			= document.documentElement.getElementsByTagName("*");
	var len				= allDivs.length;
	for(var x=0;x<len;x++)
		{
		var tagName			= document.documentElement.getElementsByTagName("*").item(x).nodeName; 
		switch (tagName)
			{
			case "DIV": var tagObj = document.documentElement.getElementsByTagName("*").item(x);
			if (tagObj.id.substring(0,7)=="dropmsg")
				{
				document.getElementById(tagObj.id).style.display	= "none";
				}
			} 
		}	
	document.getElementById("dropmsg"+IndexSelectionnee).style.display	= "block";
	}

if (window.addEventListener)
	window.addEventListener("load", av_sonart, false)
else if (window.attachEvent)
	window.attachEvent("onload", av_sonart)