var currentMenu=null;

if (parent.document.images) {
	//sitewide rollover images preloaded here
	advertImg=new Image;
	advertImg.src="common/images/browser_banner_2.jpg";
	advertImgOn=new Image;
	advertImgOn.src="common/images/browser_banner_1.jpg";

	cacheLoaded=true;
}

function toggleSlide(menuID) {
	slideSpeed="slow"; //equivalent to 600 milliseconds
	//hide current menu
	if (currentMenu!=null) {
		theSubMenu='#'+currentMenu+'_sub';
		if (menuID!=currentMenu) { currentMenu=menuID; }
		else { currentMenu=null; }
		$(theSubMenu).slideUp(slideSpeed, showCurrentMenu);
	}
	else {
		currentMenu=menuID;
		showCurrentMenu();
	}
	/*
	if (currentMenu!=menuID) {
		//show new menu
		newSubMenu=$('#'+menuID+'_sub');
		$(newSubMenu).slideDown(slideSpeed);	
		
		//set currentMenu
		currentMenu=menuID;	
	}
	*/
	/*
	//if (currentMenu!=null) {
		alert('current: '+currentMenu+', selected: '+menuID);
		//if this menu currently displayed then hide it and set currentMenu to null
		if (menuID==currentMenu) {
			//slide the menu
			theSubMenu=theMenu+"_sub";
			$(theSubMenu).slideToggle(slideSpeed);	
			currentMenu=null;
		}
		else {
			//hide current menu
			theSubMenu=currentMenu+"_sub";
			$(theSubMenu).slideUp(slideSpeed);			

			//show new menu
			newSubMenu=menuID+"_sub";
			$(newSubMenu).slideDown(slideSpeed);	
			
			//set currentMenu
			currentMenu=menuID;
		}
	//}
	*/
}

function showCurrentMenu() {
	slideSpeed="slow"; //equivalent to 600 milliseconds
	//show new menu
	if (currentMenu!=null) {
		newSubMenu='#'+currentMenu+'_sub';
		$(newSubMenu).slideDown(slideSpeed);	
	}
}

function toggle(menuID) {
	theMenu=("#"+menuID);
	$(theMenu).toggle();
}

function rollover(imageID, hilite) {
   if (cacheLoaded) {
	if (hilite) {
		rOverImage=eval(imageID+"ImgOn.src");
	}
	else {
		rOverImage=eval(imageID+"Img.src");
	}
	document [imageID].src=rOverImage;
   }
}

//set slideshow details here
$(document).ready(function(){
	//company logos
	$('#companyLogos').cycle({
		fx:    'fade',
		delay: 1500
	});
	//testimonial displays
	$('#testimonialDisplay').cycle({
		fx:    'fade',
		delay: 2500,
		timeout: 10000
	});
	//set job advert popup settings
	$("a[rel='jobAdvertImage']").colorbox({opacity: 0.8, current: ""});
});

function displayAdvertBrowser(firstImage) {
	//$('#advertImage1 a').trigger('click');
	firstImage='slideshows/job_adverts/advert_01.jpg';
	$.fn.colorbox({href:firstImage, rel: 'jobAdvertImage',opacity: 0.8, current: ""});
}