document.observe('dom:loaded', function() {
	// activate first tab
	$$('div.hometab:first-of-type').each(function(s){ makeTabActive(s.id); });
	if(runSlideshow){ setTimeout('playSlideshow()',slideTimeout); }
});
makeTabActive = function(tabID){
	makeAllTabsInactive();
	if($(tabID)){
		$(tabID).addClassName('hometabActive');
		$(tabID).removeClassName('hometab');
		var tabContentID = tabID+"Content";
		if($(tabContentID)){ $(tabContentID).appear(); }
	}
}
makeAllTabsInactive = function(){
	$$('div.hometabActive').each(function(s) {
		s.addClassName('hometab');
		s.removeClassName('hometabActive');
		var tabContentID = s.id+"Content";
		if($(tabContentID)){ $(tabContentID).hide(); }
	});
}
makeNextTabActive = function(){
	var activateNextTab = 0;
	// get active tab ID
	var activeTabID = 0;
	$$('div.hometabActive:first-of-type').each(function(s){ activeTabID = s.id; });
	if(activeTabID){
		makeAllTabsInactive();
		// check to see if active tab was last tab, and if so, make activeTabID the first
		$$('div.hometab:last-of-type').each(function(s){ lastTabID = s.id; });
		if(activeTabID==lastTabID){
			// activate first tab
			$$('div.hometab:first-of-type').each(function(s){ makeTabActive(s.id); });
		} else {
			// activate next tab
			$$('div.hometab').each(function(s) {
				if(activateNextTab){ makeTabActive(s.id); activateNextTab = 0; }
				if(s.id==activeTabID){ activateNextTab = 1; }
			});
		}
	}
	
}
playSlideshow = function(){
	if(runSlideshow){
		makeNextTabActive();
		setTimeout('playSlideshow()',slideTimeout);
	}
}