function galInit() {

	document.getElementById("gal1").style.display = "none";
	document.getElementById("gal2").style.display = "none";
	document.getElementById("gal3").style.display = "none";
	document.getElementById("gal4").style.display = "none";
	document.getElementById("gal5").style.display = "none";
	document.getElementById("gal6").style.display = "none";	
	document.getElementById("gal7").style.display = "none";
	document.getElementById("gal8").style.display = "none";
	document.getElementById("gal9").style.display = "none";
	document.getElementById("gal10").style.display = "none";
	document.getElementById("gal11").style.display = "none";
	document.getElementById("gal12").style.display = "none";	
	document.getElementById("gal13").style.display = "none";
	document.getElementById("gal14").style.display = "none";
	document.getElementById("gal15").style.display = "none";
	document.getElementById("gal16").style.display = "none";
							
	
	var galDivExtension = getCookie("galDefault");

	var defaultGal = document.getElementById("gal"+galDivExtension);
	if (defaultGal != null) {
		defaultGal.style.display = "block";
	} else {
		document.getElementById("gal1").style.display = "block";
	}
	
}

function galSwap(galDivExtension) {

	document.getElementById("gal1").style.display = "none";
	document.getElementById("gal2").style.display = "none";
	document.getElementById("gal3").style.display = "none";
	document.getElementById("gal4").style.display = "none";
	document.getElementById("gal5").style.display = "none";
	document.getElementById("gal6").style.display = "none";	
	document.getElementById("gal7").style.display = "none";
	document.getElementById("gal8").style.display = "none";
	document.getElementById("gal9").style.display = "none";
	document.getElementById("gal10").style.display = "none";
	document.getElementById("gal11").style.display = "none";
	document.getElementById("gal12").style.display = "none";	
	document.getElementById("gal13").style.display = "none";
	document.getElementById("gal14").style.display = "none";
	document.getElementById("gal15").style.display = "none";
	document.getElementById("gal16").style.display = "none";

	document.getElementById("gal"+galDivExtension).style.display = "block";

	
	var cookieExpireyDate = new Date();
	cookieExpireyDate.setYear(cookieExpireyDate.getFullYear()+5);	//Set Cookie Expirety to 5 years in advance
	setCookie("galDefault", galDivExtension, cookieExpireyDate);	
	
}

// Retrieve the value of the cookie with the specified name.
function getCookie(sName) {
	// cookies are separated by semicolons
	var aCookie = document.cookie.split("; ");
	for (var i=0; i < aCookie.length; i++) {
	// a name/value pair (a crumb) is separated by an equal sign
		var aCrumb = aCookie[i].split("=");
		if (sName == aCrumb[0]) 
			return unescape(aCrumb[1]);
	}
	// a cookie with the requested name does not exist
	return null;
}

// Set the value of a cookie with the specified name
function setCookie(sName, sValue, dExpirey) {
	//Expire any current value of the cookie (IE seems to require this so that the subsequent line works)
	document.cookie = sName + "=" + escape(sValue) + "; expires=Fri, 31 Dec 1999 23:59:59 GMT;";
	document.cookie = sName + "=" + escape(sValue) + "; expires=" + dExpirey.toString();
}


function exaInit() {

	document.getElementById("exa1").style.display = "none";
	document.getElementById("exa2").style.display = "none";
	document.getElementById("exa3").style.display = "none";
	document.getElementById("exa4").style.display = "none";
	document.getElementById("exa5").style.display = "none";
	document.getElementById("exa6").style.display = "none";
	document.getElementById("exa7").style.display = "none";
	document.getElementById("exa8").style.display = "none";
	document.getElementById("exa9").style.display = "none";									
							
	
	var exaDivExtension = getCookie("exaDefault");

	var defaultExa = document.getElementById("exa"+exaDivExtension);
	if (defaultExa != null) {
		defaultExa.style.display = "block";
	} else {
		document.getElementById("exa1").style.display = "block";
	}
	
}

function exaSwap(exaDivExtension) {

	document.getElementById("exa1").style.display = "none";
	document.getElementById("exa2").style.display = "none";
	document.getElementById("exa3").style.display = "none";
	document.getElementById("exa4").style.display = "none";
	document.getElementById("exa5").style.display = "none";
	document.getElementById("exa6").style.display = "none";
	document.getElementById("exa7").style.display = "none";
	document.getElementById("exa8").style.display = "none";
	document.getElementById("exa9").style.display = "none";
						

	document.getElementById("exa"+exaDivExtension).style.display = "block";

	
	var cookieExpireyDate = new Date();
	cookieExpireyDate.setYear(cookieExpireyDate.getFullYear()+5);	//Set Cookie Expirety to 5 years in advance
	setCookie("exaDefault", exaDivExtension, cookieExpireyDate);	
	
}

// Retrieve the value of the cookie with the specified name.
function getCookie(sName) {
	// cookies are separated by semicolons
	var aCookie = document.cookie.split("; ");
	for (var i=0; i < aCookie.length; i++) {
	// a name/value pair (a crumb) is separated by an equal sign
		var aCrumb = aCookie[i].split("=");
		if (sName == aCrumb[0]) 
			return unescape(aCrumb[1]);
	}
	// a cookie with the requested name does not exist
	return null;
}

// Set the value of a cookie with the specified name
function setCookie(sName, sValue, dExpirey) {
	//Expire any current value of the cookie (IE seems to require this so that the subsequent line works)
	document.cookie = sName + "=" + escape(sValue) + "; expires=Fri, 31 Dec 1999 23:59:59 GMT;";
	document.cookie = sName + "=" + escape(sValue) + "; expires=" + dExpirey.toString();
}