function placeElementBasedOnMousePosition( e, element ) {
    var posx = 0;
	var posy = 0;
	if (!e) var e = window.event;
	if (e.pageX || e.pageY) 	{
		posx = e.pageX;
		posy = e.pageY;
	}
	else if (e.clientX || e.clientY) 	{
		posx = e.clientX + document.body.scrollLeft
			+ document.documentElement.scrollLeft;
		posy = e.clientY + document.body.scrollTop
			+ document.documentElement.scrollTop;
	}

    posx = posx + 15;
    element.style.display = 'block';
    element.style.top = posy + "px";

    element.style.left = posx + "px";
}

function hideTooltips () {
    document.getElementById('cvterm_description').style.display = 'none';
}