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

function hoverOff(hoverElement) {
 hoverElement.className = "hoverOff";
}
function hoverOn(hoverElement) {
 hoverElement.className = "hoverOn";
}

function addEvent(obj, evType, fn){ 
 if (obj.addEventListener){ 
   obj.addEventListener(evType, fn, true); 
   return true; 
 } else if (obj.attachEvent){ 
   var r = obj.attachEvent("on"+evType, fn); 
   return r; 
 } else { 
   return false; 
 } 
}

//find html element by class function. From http://www.snook.ca/archives/000370.php
function getElementsByClassName(classname){
        var rl = new Array();
        var re = new RegExp('(^| )'+classname+'( |$)');
        var ael = document.getElementsByTagName('*');
        var op = (navigator.userAgent.indexOf("Opera") != -1) ? true : false;
        if (document.all && !op) ael = document.all;
        for(i=0, j=0 ; i<ael.length ; i++) {
                if(re.test(ael[i].className)) {
                        rl[j]=ael[i];
                        j++;
                }
        }
        return rl;
}

var members = function() {
		var tables = getElementsByClassName("members");	

		for(var x=0;x!=tables.length;x++){
			var table = tables[x];
			if (! table) { return; }
			
			var tbodies = table.getElementsByTagName("tbody");
			
			for (var h = 0; h < tbodies.length; h++) {
				var even = true;
				var trs = tbodies[h].getElementsByTagName("tr");
				
				for (var i = 0; i < trs.length; i++) {
					trs[i].onmouseover=function(){
						this.className += " tm_over"; return false
					}
					trs[i].onmouseout=function(){
						this.className = this.className.replace("tm_over", ""); return false
					}
					
					if(even)
						trs[i].className += " even";
					
					even = !even;
				}
			}
		}
	}
	
addEvent(window, 'load', members);