function suckerfish(type, tag, parentId){
	if(window.attachEvent) {
		window.attachEvent("onload", function(){
			var sfEls = (parentId==null)?document.getElementsByTagName(tag):document.getElementById(parentId).getElementsByTagName(tag);
            type(sfEls);	
		});
	}
}

sfHover = function(sfEls){
	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"), "");
		}
	}
}