function setNav() { }

// Removes leading whitespaces
function LTrim( value ) {
	
	var re = /\s*((\S+\s*)*)/;
	return value.replace(re, "$1");
	
}

// Removes ending whitespaces
function RTrim( value ) {
	
	var re = /((\s*\S+)*)\s*/;
	return value.replace(re, "$1");
	
}

// Removes leading and ending whitespaces
function trim( value ) {
	
	return LTrim(RTrim(value));
	
}


function toggleMenu(id, hasSubMenu) {

 /* First, hide all visible submenus */
 document.getElementById('submenu_about').style.visibility='hidden';
 /* And, hide all "on" state tabs */
 document.getElementById('nav_home').src='/images/nav_home.gif'; 
 document.getElementById('nav_about').src='/images/nav_about.gif';
 document.getElementById('nav_menu').src='/images/nav_menu.png';
 document.getElementById('nav_nutrition').src='/images/nav_nutrition.png';
 document.getElementById('nav_video').src='/images/nav_video.png';
 /*document.getElementById('nav_coupons').src='/images/nav_coupons.png'; */
 document.getElementById('nav_movieMania').src='/images/nav_movieMania.gif';
 document.getElementById('nav_hear').src='/images/nav_hear.png';

 /* If there is a submenu, display it */
 if (hasSubMenu == 1) {
 	var showItem = 'submenu_'+id;
 	document.getElementById(showItem).style.visibility='visible';
	}
	
	if (currentTopMenu == "about") {
 	var showItem = 'submenu_about';
 	document.getElementById(showItem).style.visibility='visible';
	}
  

 /* If there is an "on" state tab, display it */
 if (id != 'null') {
	 
	  var currImgId = 'nav_'+id;
	  var newImgSrc = '/images/'+currImgId+'Over.gif';
	  var x = document.getElementById(currImgId).src;
	  document.getElementById(currImgId).src=newImgSrc;
 }
 
  if (currentTopMenu.length > 0) {
	  var currImgId = 'nav_'+currentTopMenu;
	  var newImgSrc = '/images/'+currImgId+'Over.gif';
	  var x = document.getElementById(currImgId).src;
	  document.getElementById(currImgId).src=newImgSrc;
 }
 
}



function toggleSubMenu(id) {
	
 /* First, hide all "on" state tabs */

document.getElementById('subnav_about_news').src='/images/subnav_about_news.gif'; 
 document.getElementById('subnav_about_career').src='/images/subnav_about_career.gif';
 document.getElementById('subnav_about_contact').src='/images/subnav_about_contact.gif';
 document.getElementById('subnav_about_store').src='/images/subnav_about_store.gif';
 document.getElementById('subnav_about_franchise').src='/images/subnav_about_franchise.gif';
 document.getElementById('subnav_about_faqs').src='/images/subnav_about_faqs.gif';
 document.getElementById('subnav_about_yum').src='/images/subnav_about_yum.gif'; 
 
 /* Switch tab "on"*/


if(document.getElementById(id)!=null)
document.getElementById(id).src='/images/'+id+'Over.gif';

if (currentTopNav.length > 0){
document.getElementById(currentTopNav).src='/images/'+currentTopNav+'Over.gif';  
}



}


function stickMainNav(section) {
var titleString = section;
titleArray = titleString.split("-");
main_section = trim(titleArray[1]); // outputs


switch (main_section) {
case "About us": toggleMenu('about', 1);
currentTopMenu = "about";
var subnav = trim(titleArray[2]); 
	switch (subnav) {
		case "News": toggleSubMenu('subnav_about_news');
		currentTopNav = 'subnav_about_news';
		break;
	case "Contact us": toggleSubMenu('subnav_about_contact');
			currentTopNav = 'subnav_about_contact';
		break;
	case "Store locator": toggleSubMenu('subnav_about_store');
			currentTopNav = 'subnav_about_store';
		break;
			case "Franchise opportunities": toggleSubMenu('subnav_about_franchise');
					currentTopNav = 'subnav_about_franchise';
		break;
	case "Know the facts": toggleSubMenu('subnav_about_faqs');
			currentTopNav = 'subnav_about_faqs';
		break;		
	case "YUM": toggleSubMenu('subnav_about_yum');
			currentTopNav = 'subnav_about_yum';
		break;				
	}
	break;
case "Nutrition": toggleMenu('nutrition', 0);
currentTopMenu = "nutrition";
break;
case "Menu": toggleMenu('menu', 0);
currentTopMenu = "menu";
break;
case "Video": toggleMenu('video', 0);
currentTopMenu = "video";
break;
case "Latest Offers": toggleMenu('coupons', 0);
currentTopMenu = "coupons";
break;
case "Movie Mania": toggleMenu('movieMania', 0);
currentTopMenu = "movieMania";
break;
case "Hear from us": toggleMenu('hear', 0);
currentTopMenu = "hear";
break;
}
}



function setEmailAndPhoneDivs(value) {
/* unused */
    if (value=='Email') {
        document.getElementById('emaildiv').style.display='';
        document.getElementById('phonediv').style.display='';
    } else if (value=='Phone') {
        document.getElementById('emaildiv').style.display='';
        document.getElementById('phonediv').style.display='';
    } else {
        document.getElementById('emaildiv').style.display='';
        document.getElementById('phonediv').style.display='';
    }
}

function setProductAndStoreDivs(control) {
	//document.getElementById('generalcommentdiv').style.display='none';
	//document.getElementById('productcommentdiv').style.display='none';
	//document.getElementById('productservicecommentdiv').style.display='none';

	var value = control.options[control.selectedIndex].value;

	document.getElementById('product_container').style.display='none';
	document.getElementById('productpurchased_container').style.display='none';
	document.getElementById('store_container').style.display='none';
	document.getElementById('store2_container').style.display='none';
	document.getElementById('visit_container').style.display='none';
	document.getElementById('date_container').style.display='none';
	document.getElementById('time_container').style.display='none';
	document.getElementById('comments_container').style.display='none';

    switch(value) {
	case 'General comment':
        //document.getElementById('generalcommentdiv').style.display='';
		document.getElementById('product_container').style.display='';
		document.getElementById('store_container').style.display='';
		document.getElementById('comments_container').style.display='';
		break;
    case 'Product or service feedback':
        //document.getElementById('productservicecommentdiv').style.display='';
		document.getElementById('productpurchased_container').style.display='';
		document.getElementById('store2_container').style.display='';
		document.getElementById('visit_container').style.display='';
		document.getElementById('date_container').style.display='';
		document.getElementById('time_container').style.display='';
		document.getElementById('comments_container').style.display='';
		break;
    case 'Nutritional/Allergy enquiry':
		//document.getElementById('productcommentdiv').style.display='';
		document.getElementById('product_container').style.display='';
		document.getElementById('comments_container').style.display='';
    }

}