// Modified Suckerfish... now takes in a parent and tag type - Added IFRAME stuff
sfHover = function(parentId,subTag) {
	var sfEls = document.getElementById(parentId).getElementsByTagName(subTag);
	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"), "");
		}
	}
}

sfHoverIframe = function(parentId,subTag) {
	var sfEls = document.getElementById(parentId).getElementsByTagName(subTag);
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
			if(document.getElementById("menu_iframe")) {
				var iframe = document.getElementById("menu_iframe");
				var submenu = this.getElementsByTagName("UL");
				if(submenu.length) {
					iframe.style.top = submenu[0].offsetTop+4;
					iframe.style.left = submenu[0].offsetLeft-4;
					iframe.style.width = submenu[0].scrollWidth;
					iframe.style.height = submenu[0].clientHeight-4;
					iframe.style.display = "inline";
				}
			}
		}

		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
			if(document.getElementById("menu_iframe")) {
				var iframe = document.getElementById("menu_iframe");
				iframe.style.display = "none";
			}
		}
	}
}

sfHover("nav","LI");