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"), "");

        }

    }

}