function ExecRoll(spanID, rNumber, classID, showNumber, setTimeSec) {
    for (var i = 1; i <= rNumber ; i++) {
        if (i > showNumber) {
            eval("document.getElementById('" + spanID + i + "').style.visibility='hidden';");
            eval("document.getElementById('" + spanID + i + "').style.display='none';");
        }
    }

    if (rNumber > 1) {
        setInterval(function() {
            $("." + classID).fadeTo(1, 0.2);
            for (var i = 0; i <= rNumber; i++) {
                if (i == rNumber) {
                    eval("document.getElementById('" + spanID + i + "').innerHTML = document.getElementById('" + spanID + "0').innerHTML ");
                } else {
                    eval("document.getElementById('" + spanID + i + "').innerHTML = document.getElementById('" + spanID + (i + 1) + "').innerHTML ");
                }
            }
            $("." + classID).fadeTo("slow", 1);
        }, setTimeSec * 1000);
    }
}