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"), "");
 }
 }
}

suckerfish(sfHover, "LI", "submenuTabs");