// JavaScript Document
// JavaScript Document
<!--
var viewportwidth;
var viewportheight;
 
// the more standards compliant browsers (mozilla/netscape/opera/IE7) use window.innerWidth and window.innerHeight
if (typeof window.innerWidth != 'undefined') {
      viewportwidth = window.innerWidth,
      viewportheight = window.innerHeight
}
 
// IE6 in standards compliant mode (i.e. with a valid doctype as the first line in the document)
else if (typeof document.documentElement != 'undefined' && typeof document.documentElement.clientWidth != 'undefined' && document.documentElement.clientWidth != 0) {
       viewportwidth = document.documentElement.clientWidth,
       viewportheight = document.documentElement.clientHeight
}
 
// older versions of IE
else {
       viewportwidth = document.getElementsByTagName('body')[0].clientWidth,
       viewportheight = document.getElementsByTagName('body')[0].clientHeight
}

function SetBox() {
	var margin;
	if (viewportwidth < 1200) {
		margin = viewportwidth - 282 + "px";
	} else {
		margin = (viewportwidth / 2) + 450 - 142 + "px"
	}
	document.getElementById("divStayTopLeft").style.left = margin;
}

function CloseBox() {
    document.getElementById("divStayTopLeft").style.display="none";
}