// JavaScript Document
// SAM Navigation Scripts

//Test for Javascript Support
function testDom() {
if (!document.getElementById || !document.createTextNode){
	return;
}
else {
// preload images **************
	imgHeader = new Image();
	imgHeader.src = "/files/sam/images/small_and_mighty_logo219x80.gif";
	
// preload nav images ******************
// topnav **********
	imgOFFhome = new Image();
	imgOFFhome.src = "/files/sam/images/sam_nav_r1_c1.jpg";
	imgOFFabout = new Image();
	imgOFFabout.src = "/files/sam/images/sam_nav_r1_c2.jpg";
	imgOFFcampuses = new Image();
	imgOFFcampuses.src = "/files/sam/images/sam_nav_r1_c3.jpg";
	imgOFFopps = new Image();
	imgOFFopps.src = "/files/sam/images/sam_nav_r1_c4.jpg";
	imgOFFresources = new Image();
	imgOFFresources.src = "/files/sam/images/sam_nav_r1_c5.jpg";
	imgOFFfaqs = new Image();
	imgOFFfaqs.src = "/files/sam/images/sam_nav_r1_c6.jpg";
	imgOFFcalendar = new Image();
	imgOFFcalendar.src = "/files/sam/images/sam_calendarbar_326x56.jpg";
	
	imgONabout = new Image();
	imgONabout.src = "/files/sam/images/sam_navon_r1_c2.jpg";
	imgONcampuses = new Image();
	imgONcampuses.src = "/files/sam/images/sam_navon_r1_c3.jpg";
	imgONopps = new Image();
	imgONopps.src = "/files/sam/images/sam_navon_r1_c4.jpg";
	imgONresources = new Image();
	imgONresources.src = "/files/sam/images/sam_navon_r1_c5.jpg";
	imgONfaqs = new Image();
	imgONfaqs.src = "/files/sam/images/sam_navon_r1_c6.jpg";
	
// leftnav **********

	imgOFFconf = new Image();
	imgOFFconf.src = "/files/sam/images/sam_lnav_r1_c1.gif";
	imgOFFgrants = new Image();
	imgOFFgrants.src = "/files/sam/images/sam_lnav_r2_c1.gif";
	imgOFFtrips = new Image();
	imgOFFtrips.src = "/files/sam/images/sam_lnav_r3_c1.gif";
	imgOFFevents = new Image();
	imgOFFevents.src = "/files/sam/images/sam_lnav_r4_c1.gif";
	imgOFFsubscribe = new Image();
	imgOFFsubscribe.src = "/files/sam/images/sam_lnav_r5_c1.gif";
	imgOFFcontact = new Image();
	imgOFFcontact.src = "/files/sam/images/sam_lnav_r6_c1.gif";

	
	imgONconf = new Image();
	imgONconf.src = "/files/sam/images/sam_lnavon_r1_c1.gif";
	imgONgrants = new Image();
	imgONgrants.src = "/files/sam/images/sam_lnavon_r2_c1.gif";
	imgONtrips = new Image();
	imgONtrips.src = "/files/sam/images/sam_lnavon_r3_c1.gif";
	imgONevents = new Image();
	imgONevents.src = "/files/sam/images/sam_lnavon_r4_c1.gif";
	imgONsubscribe = new Image();
	imgONsubscribe.src = "/files/sam/images/sam_lnavon_r5_c1.gif";
	imgONcontact = new Image();
	imgONcontact.src = "/files/sam/images/sam_lnavon_r6_c1.gif";
	
}
}

// start rollover 
// ***********************
function showImage(selectItem) {
if (selectItem == "about") {
document.getElementById('about').src=imgONabout.src
}
else if (selectItem == "about_clear") {
document.getElementById('about').src=imgOFFabout.src
}
else if (selectItem == "campuses") {
document.getElementById('campuses').src=imgONcampuses.src
}
else if (selectItem == "campuses_clear") {
document.getElementById('campuses').src=imgOFFcampuses.src
}
else if (selectItem == "opps") {
document.getElementById('opps').src=imgONopps.src
}
else if (selectItem == "opps_clear") {
document.getElementById('opps').src=imgOFFopps.src
}
else if (selectItem == "resources") {
document.getElementById('resources').src=imgONresources.src
}
else if (selectItem == "resources_clear") {
document.getElementById('resources').src=imgOFFresources.src
}
else if (selectItem == "faqs") {
document.getElementById('faqs').src=imgONfaqs.src
}
else if (selectItem == "faqs_clear") {
document.getElementById('faqs').src=imgOFFfaqs.src
}
else if (selectItem == "clear") {
document.getElementById('about').src=imgOFFabout.src
document.getElementById('campuses').src=imgOFFcampuses.src
document.getElementById('opps').src=imgOFFopps.src
document.getElementById('resources').src=imgOFFresources.src
document.getElementById('faqs').src=imgOFFfaqs.src
}
else {
document.getElementById('about').src=imgOFFabout.src
document.getElementById('campuses').src=imgOFFcampuses.src
document.getElementById('opps').src=imgOFFopps.src
document.getElementById('resources').src=imgOFFresources.src
document.getElementById('faqs').src=imgOFFfaqs.src
}
}

//start leftnav rollover
// *********************
function showLeft(selectItem) {
if (selectItem == "conf") {
document.getElementById('conf').src=imgONconf.src
}
else if (selectItem == "conf_clear") {
document.getElementById('conf').src=imgOFFconf.src
}
else if (selectItem == "grants") {
document.getElementById('grants').src=imgONgrants.src
}
else if (selectItem == "grants_clear") {
document.getElementById('grants').src=imgOFFgrants.src
}
else if (selectItem == "trips") {
document.getElementById('trips').src=imgONtrips.src
}
else if (selectItem == "trips_clear") {
document.getElementById('trips').src=imgOFFtrips.src
}
else if (selectItem == "events") {
document.getElementById('events').src=imgONevents.src
}
else if (selectItem == "events_clear") {
document.getElementById('events').src=imgOFFevents.src
}
else if (selectItem == "subscribe") {
document.getElementById('subscribe').src=imgONsubscribe.src
}
else if (selectItem == "subscribe_clear") {
document.getElementById('subscribe').src=imgOFFsubscribe.src
}
else if (selectItem == "contact") {
document.getElementById('contact').src=imgONcontact.src
}
else if (selectItem == "contact_clear") {
document.getElementById('contact').src=imgOFFcontact.src
}
else if (selectItem == "clear") {
document.getElementById('conf').src=imgOFFconf.src
document.getElementById('grants').src=imgOFFgrants.src
document.getElementById('trips').src=imgOFFtrips.src
document.getElementById('events').src=imgOFFevents.src
document.getElementById('subscribe').src=imgOFFsubscribe.src
document.getElementById('contact').src=imgOFFcontact.src
}
else {
document.getElementById('conf').src=imgOFFconf.src
document.getElementById('grants').src=imgOFFgrants.src
document.getElementById('trips').src=imgOFFtrips.src
document.getElementById('events').src=imgOFFevents.src
document.getElementById('subscribe').src=imgOFFsubscribe.src
document.getElementById('contact').src=imgOFFcontact.src
}
}

// end rollovers
// **********************