var ie = document.all;
wmtt = null;
document.onmousemove = updateWMTT;
function updateWMTT(e) {
if (wmtt != null && wmtt.style.display == 'block') {

if(ie) {
x = window.event.x + 0;
y = window.event.y - 100;
}
else {
x = e.pageX + wmtt.offsetParent.scrollLeft - wmtt.offsetParent.offsetLeft + 20;
y = e.pageY + wmtt.offsetParent.scrollTop - wmtt.offsetParent.offsetTop + 20;
}

wmtt.style.left = x + "px";
wmtt.style.top = y + "px";
}
}
function showWMTT(id) {
  wmtt = document.getElementById(id);
  wmtt.style.display = "block";
}
function hideWMTT() {
  wmtt.style.display = "none";
}