var cX = 0; var cY = 0;
function UpdateCursorPosition(e){ cX = e.pageX; cY = e.pageY;}
function UpdateCursorPositionDocAll(e){ 
	var ScrollTop = document.body.scrollTop;
	if (ScrollTop == 0) {
		if (window.pageYOffset)
			ScrollTop = window.pageYOffset;
		else
			ScrollTop = (document.body.parentElement) ? document.body.parentElement.scrollTop : 0;
	}
	cX = event.clientX; 
	cY = event.clientY + ScrollTop;
}
if(document.all) { document.onmousemove = UpdateCursorPositionDocAll; }
else { document.onmousemove = UpdateCursorPosition; }
function AssignPosition(d) {
	d.style.left = (cX-270) + "px";
	d.style.top = (cY-40) + "px";
}
function HideContent(d) {
	if(d.length < 1) { return; }
	document.getElementById(d).style.display = "none";
}
function ShowContent(d) {
	if(d.length < 1) { return; }
	var dd = document.getElementById(d);
	AssignPosition(dd);
	dd.style.display = "block";
}
function ReverseContentDisplay(d) {
	if(d.length < 1) { return; }
	var dd = document.getElementById(d);
	AssignPosition(dd);
	if(dd.style.display == "none") { dd.style.display = "block"; }
	else { dd.style.display = "none"; }
}