var activeSection
var activeSubSection


var navBtnURLs = new Array();
//main nav
navBtnURLs[0] = "images/nav-1.jpg";
navBtnURLs[1] = "images/nav-2.jpg";
navBtnURLs[2] = "images/nav-3.jpg";
navBtnURLs[3] = "images/nav-4.jpg";
navBtnURLs[4] = "images/nav-5.jpg";

var navBtnOverURLs = new Array();
//main nav
navBtnOverURLs[0] = "images/nav-1_r.jpg";
navBtnOverURLs[1] = "images/nav-2_r.jpg";
navBtnOverURLs[2] = "images/nav-3_r.jpg";
navBtnOverURLs[3] = "images/nav-4_r.jpg";
navBtnOverURLs[4] = "images/nav-5_r.jpg";

var navBtnActiveURLs = new Array();
//main nav
navBtnActiveURLs[0] = "images/nav-1_a.jpg";
navBtnActiveURLs[1] = "images/nav-2_a.jpg";
navBtnActiveURLs[2] = "images/nav-3_a.jpg";
navBtnActiveURLs[3] = "images/nav-4_a.jpg";
navBtnActiveURLs[4] = "images/nav-5_a.jpg";

var navOn = new Array();
var navOff = new Array();
var navActive = new Array();

for(i = 0; i < navBtnURLs.length; i++){
	navOn[i] = new Image();
	navOn[i].src = navBtnOverURLs[i];
	navOff[i] = new Image();
	navOff[i].src = navBtnURLs[i];
	navActive[i] = new Image();
	navActive[i].src = navBtnActiveURLs[i];	
}

function swap(imgName,imgArray,imgNum){
	if(imgName != activeSection && imgName != activeSubSection){
		document.images[imgName].src = imgArray[imgNum].src;
	}
}// JavaScript Document