var sfHover = function() {
	var sfEls = document.getElementById("menu").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);




/*sfHover = function() {
	var menus = new Array();
	menus[0] = "nav-t";
	menus[1] = "menu";
	for( var m=0; m<menus.length; m++ ) {
		if( document.getElementById(menus[m]) ) {
			var sfEls = document.getElementById(menus[m]).getElementsByTagName("LI");
			for (var i=0; i<sfEls.length; i++) {
				sfEls[i].onmouseover=function() {
					this.className+=" sfhover";
					menuHideFields(1);
				}
				sfEls[i].onmouseout=function() {
					this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
					menuHideFields(0);
				}
			}
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);

function menuHideFields(onoff) {
	if( onoff == 1 ) {
		fieldVisibility = 'hidden';
	}
	else {
		fieldVisibility = '';
	}
	var inputs = document.getElementsByTagName('input');
	for (var i = 0; i < inputs.length; i++) {
		inputs[i].style.visibility=fieldVisibility;
	}
	var selects = document.getElementsByTagName('select');
	for (var i = 0; i < selects.length; i++) {
		selects[i].style.visibility=fieldVisibility;
	}
	var textareas = document.getElementsByTagName('textarea');
	for (var i = 0; i < textareas.length; i++) {
		textareas[i].style.visibility=fieldVisibility;
	}
}*/