function openCenteredWindow(url, name, width, height, parms) {
	var left = Math.floor( (screen.width - width) / 2);
	var top = Math.floor( (screen.height - height) / 2);
	var winParms = "top=" + top + ",left=" + left + ",height=" + height + ",width=" + width;
	if (parms) { winParms += "," + parms; }
	var win = window.open(url, name, winParms);
	if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }
		return win;
}

// Copyright 2005 Bontrager Connection, LLC
// More info: "Automatic New Window for External Links" 
// at http://willmaster.com/possibilities/archives/
function makeExternalLinks() 
{
	var Domains = "mercurycloud.com,www.mercurycloud.com,translate.google.com,216.239.39.104,216.239.37.104,schuster.mercurycloud.com";

	if(Domains.indexOf(" ") != -1) {
	   var splitarray = Domains.split(" ");
	   Domains = splitarray.join("");
	}

	Domains = Domains.toLowerCase();

	var DomainsArray = Domains.split(",");
	for(var i = 0; i < document.links.length; i++) {
	   if(document.links[i].hostname.length < 1) 
	   { continue; }
	   if(document.links[i].target.length > 0)
	   { continue; }
	   var h = document.links[i].hostname.toLowerCase();
	   var makeNewWindow = true;
	   for(var ii = 0; ii < DomainsArray.length; ii++) {
	      if(DomainsArray[ii] != h) 
	      { continue; }
	      makeNewWindow = false;
	      break;
	   }
	   if(makeNewWindow == true)
	   { document.links[i].target = '_blank'; }
	}	
}

function addLoadEvent(func) {
	var oldonload = window.onload;
	if (typeof window.onload != 'function') {
		window.onload = func;
	} else {
		window.onload = function() {
			oldonload();
			func();
		}
	}
}

function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function eraseCookie(name) {
	createCookie(name,"",-1);
}