function show_tic(idd) {
    var ticc = document.getElementById("tic");
    ticc.style.visibility = 'visible';
    var x, y, m, n;
    m = idd.offsetWidth;
    n = idd.offsetHeight;
    x = 0;
    y = 0;
    while (idd != document.body) {
        x += idd.offsetLeft;
        y += idd.offsetTop;
        idd = idd.offsetParent;
    }
    ticc.style.top = y - 100;
    ticc.style.left = x - 125 + m / 2;
}
function hide_tic() {
    var ticc = document.getElementById("tic");
    ticc.style.visibility = 'hidden';
}