function tableColorChange(){
    var tbl =document.getElementsByTagName("table");
    for(var i = 0;i < tbl.length;i++){
        if(tbl[i].className == "menuTable"){
            var menu = tbl[i].rows;
            for(var j = 0;j < menu.length;j++){
                if(j%2 == 1){
                    menu[j].style.backgroundColor = "#f9f9f9";
                }else{
                    menu[j].style.backgroundColor = "#f3f6fc";
                }
            }
        }
    }
}
function addEvent(elm,listener,fn){
	try{
		elm.addEventListener(listener,fn,false);
	}catch(e){
		elm.attachEvent("on"+listener,fn);
	}
}
addEvent(window,"load",function(){tableColorChange()});