// *** Accessibility ******************************

function resize(value){
	createCookie('508',value,'30');
	setsize();
}

function setsize(){
	document.getElementById('container').style.fontSize = readCookie('508');
}

function createCookie(name,value,days){
	if (days)
	{
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name){
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++)
	{
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

// *** Tab Switcher *******************************

function tabActivate(id,n){
	// Switch off old tabs
	for(i=0;i<=n;i++){
		try{
			document.getElementById('tabcontent'+i).style.display='none';
		} catch (err){}
		try{
			document.getElementById('tablink'+i).className='none';
		} catch (err){}
	}
	// Switch new tab on and active link
	try{
		document.getElementById('tabcontent'+id).style.display='block';
	} catch (err){}
	try{
		document.getElementById('tablink'+id).className='active';	
	} catch (err){}
}
function tabActive(obj,hover){
	if(obj.className!='active') {
		if(hover){
			obj.className = 'hover';
		} else {
			obj.className = '';
		}
	}
}

// *** Div Switcher *******************************

function divActivate(id,n,prefix){
	var i = 0;
	for(i=0;i<=n;i++){
		if(i!=id){
			try{
				document.getElementById(prefix+'content'+i).style.display='none';
			} catch (err){}
			try{
				document.getElementById(prefix+'link'+i).className = '';
			} catch (err){}
		}
	}
	
	try {
		if(document.getElementById(prefix+'content'+id).style.display!='block'){
			document.getElementById(prefix+'content'+id).style.display = 'block';
			document.getElementById(prefix+'link'+id).className = 'active';
		}
	} catch (err){}
}

var viewed_offset = 0;
function scrollViewedProducts(inc,n){
	var x = Math.abs(inc);
	viewed_offset = Math.max(0,Math.min(viewed_offset+inc,n-x));
	
	for(i=0;i<n;i++){
		if(i>=viewed_offset && i<(viewed_offset+x)){
			try {
				document.getElementById('viewed_product_'+i).style.display = 'block';
			} catch (err){}
		} else {
			try {
				document.getElementById('viewed_product_'+i).style.display = 'none';
			} catch (err){}
		}
	}
	if(viewed_offset==0){
		try {
			document.getElementById('viewed_product_prev').style.display = 'none';
		} catch (err){}
	} else {
		try {
			document.getElementById('viewed_product_prev').style.display = 'block';
		} catch (err){}
	}
	if((viewed_offset+x)==n) {
		try {
			document.getElementById('viewed_product_next').style.display = 'none';
		} catch (err){}
	} else {
		try {
			document.getElementById('viewed_product_next').style.display = 'block';
		} catch (err){}
	}
	// NEED TO HIDE NEXT OR PREV BUTTONS
}
function trackSale(paymentMethod){
	pageTracker._trackTrans();
	pageTracker._trackPageview('/pay/'+paymentMethod);
	return true;
}

function toggleID(id){
	try {
		if(document.getElementById(id).style.display!='block'){
			document.getElementById(id).style.display = 'block';
		} else {
			document.getElementById(id).style.display = 'none';
		}
	} catch (err){}
}

function closeTogglers(id){
	try {
		for(i=0;i<toggler.length;i++){
			if(id!=toggler[i]) document.getElementById(toggler[i]).style.display = 'none';
		}
	} catch(e) { }
}