sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);

function zn(cl, id){
n=0;
	while(n < 5){
	n=n+1;
	
	var ak=cl + "" + n +"";
	var gt=cl + "" + id +"";
	var cp="cp-"+ cl + "-" + n +"";
	var cs="cs-"+ cl + "-" + n +"";
	var ck="ck-"+ cl + "-" + n +"";
	var ot=""+cl + "c" + n +"";
	if(ak==gt){
		document.getElementById(cp).style.background='url(img/cp.jpg)';
		document.getElementById(cs).style.background='url(img/cs.jpg)';
		document.getElementById(ck).style.background='url(img/ck.jpg)';
		document.getElementById(cs).style.fontWeight='bold';
		document.getElementById(ot).style.display='block';
	}else {
		document.getElementById(cp).style.background='';
		document.getElementById(cs).style.background='';
		document.getElementById(ck).style.background='';
		document.getElementById(cs).style.fontWeight='';
		document.getElementById(ot).style.display='none';
		}

	//document.write(ot);
	}
	
	
}