strin = function(){
		if(document.all && document.getElementById){
			aa=document.getElementById("nav");
			for(var i=0;i<aa.childNodes.length;i++){
				var bb = aa.childNodes[i];
				if(bb.nodeName=="LI"){
					bb.onmouseover=function(){
						this.className="over";
					}
					bb.onmouseout= function(){
						this.className="";
					}
				}
				else{
				}
			}
		}
	}
	window.onload=strin;
	
	
	







function getObject(objectId) {
    if(document.getElementById && document.getElementById(objectId)) {
	// W3C DOM
	return document.getElementById(objectId);
    } else if (document.all && document.all(objectId)) {
	// MSIE 4 DOM
	return document.all(objectId);
    } else if (document.layers && document.layers[objectId]) {
	// NN 4 DOM.. note: this won't find nested layers
	return document.layers[objectId];
    } else {
		return false;
    }
}
function show_hide(n){

	if(getObject("tab" + n).style.display==""){
		getObject("tab" + n).style.display="none"
		getObject("img" + n).src="/Public/images/icon_close.gif"
		}	
	else{
		getObject("tab" + n).style.display=""
		getObject("img" + n).src="/Public/images/icon_open.gif"
		}
}