var openNode ;
 
 function initDropdown() {
	var navRoot = document.getElementById("miniSearch");		
	var subnodes = navRoot.getElementsByTagName("DIV");
	for (i=0; i<subnodes.length; i++) {
		node = subnodes[i];
		if (node.nodeName=="DIV" && node.className=="searchchoix") {
			node.onclick=function() {
				o = document.getElementById(this.getAttribute("name")+"Liste");
				if (openNode && openNode!=o) openNode.className = "checklist" ;				
				if (o && o.className!="checklistOver")
				{
					o.className ="checklistOver";
					openNode = o ;
				}
				else
				{
					o.className = "checklist" ;
				}
			}
		}
	}
}