var MAXPAGES=6
var offArray = new Array()
var onArray = new Array()
var pages = new Array()
pages[0] = "srv"
pages[1] = "abt"
pages[2] = "prs"
pages[3] = "con"
pages[4] = "lad"
pages[5] = "par"
	//add more page names here after increasing maxpages

for(i=0;i<MAXPAGES;i++){
	offArray[i] = new Image(150,50)
	onArray[i] = new Image(150,50)
}

function loadImages(page){
	var ext;
	for(i=0;i<MAXPAGES;i++){
		if (page==i){
			ext = "_on.gif"
		}else{
			ext = "_off.gif"
		}
		offArray[i].src = 	"images/" + pages[i] + ext
	}
	for(i=0;i<MAXPAGES;i++){
		if (page==i){
			ext = "_on.gif"
		}else{
			ext = "_page.gif"
		}
		onArray[i].src = "images/" + pages[i] + ext
	}
}
function swapImg(i){
	document.images[i+2].src = onArray[i].src
}

function restoreImg(i){
	document.images[i+2].src = offArray[i].src
}