var cX = 0; var cY = 0; var rX = 0; var rY = 0;
function UpdateCursorPosition(e){ cX = e.pageX; cY = e.pageY;}
function UpdateCursorPositionDocAll(e){ cX = event.clientX; cY = event.clientY;}

if(document.all) { document.onmousemove = UpdateCursorPositionDocAll; }
else { document.onmousemove = UpdateCursorPosition; }

function AssignPosition(d) {

	if (parseInt(navigator.appVersion)>3) {
	 if (navigator.appName=="Netscape") {
	  winW = window.innerWidth;
	 }
	 else if (navigator.appName.indexOf("Microsoft")!=-1) {
	  winW = document.body.offsetWidth;
	 }
	 else {
	 	winW = 0;
	 }
	}

	if(self.pageYOffset) {
		rX = self.pageXOffset;
		rY = self.pageYOffset;
	}
	else if(document.documentElement && document.documentElement.scrollTop) {
		rX = document.documentElement.scrollLeft;
		rY = document.documentElement.scrollTop;
	}
	else if(document.body) {
		rX = document.body.scrollLeft;
		rY = document.body.scrollTop;
	}

	if(document.all) {
		cX += rX;
		cY += rY;
	}
	
	if (winW > 990)
	{
		cX = cX - ((winW - 1000)/2);
	}
	
	cY = cY - d.offsetHeight;

	d.style.left = (cX+10) + "px";
	d.style.top = (cY+10) + "px";
}

function HideContent(d) {
	if(d.length < 1) { return; }
	document.getElementById(d).style.visibility = "hidden";

}

function ShowContent(d) {
	if(d.length < 1) { return; }
	var dd = document.getElementById(d);
	AssignPosition(dd);
	dd.style.visibility = "visible";
}

function ReverseContentDisplay(d) {
	if(d.length < 1) { return; }
	var dd = document.getElementById(d);
	AssignPosition(dd);
	if(dd.style.visibility == "hidden") { dd.style.visibility = "visible"; }
	else { dd.style.visibility = "hidden"; }
}