var pActiveToolTipEx = null;

function updateToolTipEx(e) {
  if(pActiveToolTipEx != null) {
    var posX = (document.all) ? (window.event.x + document.body.scrollLeft) : e.pageX;
    var posY = (document.all) ? (window.event.y + document.body.scrollTop)  : e.pageY;
    pActiveToolTipEx.style.left = "" + (posX + 20) + "px";
    pActiveToolTipEx.style.top = "" + (posY + 20) + "px";
    }
  }

function showToolTipEx(idElement) {
  pActiveToolTipEx = document.getElementById(idElement);
    if(pActiveToolTipEx != null) {
      pActiveToolTipEx.style.display = "block";
	  }
  }

function hideToolTipEx() {
  if(pActiveToolTipEx != null) {
    pActiveToolTipEx.style.display = "none";
	}
  }

document.onmousemove = updateToolTipEx;