window.onload = function(){
    var footer = document.getElementById("footer");

    if( typeof( window.innerWidth ) == 'number' ) {
        footer.style.marginTop = (window.innerHeight - 625) + "px";
    }else{
        footer.style.marginTop = (document.documentElement.clientHeight - 625) + "px";
    }
}
/*
function showAnswer(num, len){
    var answers = new Array(len);
    for(var i = 0; i < answers.length; i++){
        var number = i + 1;
        var answerName = "answer" + number;
        answers[i] = document.getElementById(answerName);
        answers[i].setAttribute("class", "none");
    }
    answers[num - 1].setAttribute("class", "block");
}
*/
function newWindow(url, name){
    aWindow = window.open(url, name, "width=480,height=540,left=650,top=200");
}

function popUp(URL, w, h) {
day = new Date();
id = day.getTime();
eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=1,location=1,statusbar=0,menubar=0,resizable=1,width=" + w  + ",height=" + h + "');");
}