$(document).ready(function() {

    //Variables to manage program menu state
    var $curProgram = "";
    var $curHighlight = "";
    var $normColor = "";

    function highlightProgram()
    {
        $("#"+$curProgram).css("background-color", $curHighlight);
    }

    function removeHighlight()
    {
        $("#"+$curProgram).css("background-color", $normColor);
    }

    $("#programs table td").hover(function(){
            $curProgram = $(this).attr("id");
            $curHighlight = $(this).attr("rel");
            $normColor = $(this).css("background-color");
            highlightProgram();
        },
        function(){
            removeHighlight();
        })

});