sfHover = function() {
	//ensure that the element is on the page, if so ... run function
	var navone = document.getElementById("tpnv");
	if (navone){
		var sfEls = document.getElementById("tpnv").getElementsByTagName("LI");
		
		for (var i=0; i<sfEls.length; i++) {
			sfEls[i].onmouseover=function() {
				this.className+=" sfhover";
				hideselects('hidden');
			}
			sfEls[i].onmouseout=function() {
				this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
				hideselects('visible');
			}
		}
	}
}

sfHover1 = function() {
	//ensure that the element is on the page, if so ... run function
	var navtwo = document.getElementById("cnv");
	if (navtwo){
		var sfEls1 = document.getElementById("cnv").getElementsByTagName("LI");
		for (var i=0; i<sfEls1.length; i++) {
			sfEls1[i].onmouseover=function() {
				this.className+=" sfhover";
				hideselects('hidden');
			}
			sfEls1[i].onmouseout=function() {
				this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
				hideselects('visible');
			}
		}
	}
}

sfHover2 = function() {
	//ensure that the element is on the page, if so ... run function
	var navthree = document.getElementById("lnv");
	if (navthree){
		var sfEls2 = document.getElementById("lnv").getElementsByTagName("LI");
		for (var i=0; i<sfEls2.length; i++) {
			sfEls2[i].onmouseover=function() {
				this.className+=" sfhover";
				hideselects('hidden');
			}
			sfEls2[i].onmouseout=function() {
				this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
				hideselects('visible');
			}
		}
	}
}

if (window.attachEvent) {
	window.attachEvent("onload", sfHover);
	window.attachEvent("onload", sfHover1);
	window.attachEvent("onload", sfHover2);
}