///Pre-loading Images

topbanner = new Image();
topbanner.src = "images/topbanner.gif";

home_off = new Image();
home_off.src = "images/home_off.gif";
home_on = new Image();
home_on.src = "images/home_on.gif";
home_active = new Image();
home_active.src = "images/home_active.gif";

office_off = new Image();
office_off.src = "images/office_off.gif";
office_on = new Image();
office_on.src = "images/office_on.gif";
office_active = new Image();
office_active.src = "images/office_active.gif";

develop_off = new Image();
develop_off.src = "images/develop_off.gif";
develop_on = new Image();
develop_on.src = "images/develop_on.gif";
develop_active = new Image();
develop_active.src = "images/develop_active.gif";

map_off = new Image();
map_off.src = "images/map_off.gif";
map_on = new Image();
map_on.src = "images/map_on.gif";
map_active = new Image();
map_active.src = "images/map_active.gif";

utilities_off = new Image();
utilities_off.src = "images/utilities_off.gif";
utilities_on = new Image();
utilities_on.src = "images/utilities_on.gif";
utilities_active = new Image();
utilities_active.src = "images/utilities_active.gif";

cqr_off = new Image();
cqr_off.src = "images/cqr_off.gif";
cqr_on = new Image();
cqr_on.src = "images/cqr_on.gif";
cqr_active = new Image();
cqr_active.src = "images/cqr_active.gif";

photos_off = new Image();
photos_off.src = "images/photos_off.gif";
photos_on = new Image();
photos_on.src = "images/photos_on.gif";
photos_active = new Image();
photos_active.src = "images/photos_active.gif";

links_off = new Image();
links_off.src = "images/links_off.gif";
links_on = new Image();
links_on.src = "images/links_on.gif";
links_active = new Image();
links_active.src = "images/links_active.gif";

our_town_off = new Image();
our_town_off.src = "images/our_town_off.gif";
our_town_on = new Image();
our_town_on.src = "images/our_town_on.gif";
our_town_active = new Image();
our_town_active.src = "images/our_town_active.gif";



///rollover functions
function rollON(a) {
	switch (a) {
		case 0:
			document.images[1].src = "images/home_on.gif";
			break;
		case 1:
			document.images[2].src = "images/office_on.gif";
			break;
		case 2:
			document.images[3].src = "images/develop_on.gif";
			break;
		case 3:
			document.images[4].src = "images/map_on.gif";
			break;
		case 4:
			document.images[5].src = "images/utilities_on.gif";
			break;
		case 5:
			document.images[6].src = "images/cqr_on.gif";
			break;
		case 6:
			document.images[7].src = "images/photos_on.gif";
			break;
		case 7:
			document.images[8].src = "images/links_on.gif";
			break;
		case 8:
			document.images[9].src = "images/our_town_on.gif";
			break;

	}
}

function rollOFF(a) {
	switch (a) {
		case 0:
			document.images[1].src = "images/home_off.gif";
			break;
		case 1:
			document.images[2].src = "images/office_off.gif";
			break;
		case 2:
			document.images[3].src = "images/develop_off.gif";
			break;
		case 3:
			document.images[4].src = "images/map_off.gif";
			break;
		case 4:
			document.images[5].src = "images/utilities_off.gif";
			break;
		case 5:
			document.images[6].src = "images/cqr_off.gif";
			break;
		case 6:
			document.images[7].src = "images/photos_off.gif";
			break;
		case 7:
			document.images[8].src = "images/links_off.gif";
			break;
		case 8:
			document.images[9].src = "images/our_town_off.gif";
			break;

	}
}