// JavaScript Document


// SPECIAL OFFER
var curr_img = 1;
var prev_img = 1;
var max_img  = 3;
var show_delay = 5 * 1000; // slider secs.
var tPun;

function doSetSlideNum(x){
	max_img = x;
}

function doShow(n){
	clearTimeout(tPun);
	if(n){
		curr_img=n;	
	}
	
	$('spItem').tween('left', (curr_img - 1)*-942+'px');
	
	$('slidenum'+prev_img).setStyle('background-image','url(/sg/vpost/images2/specialoffer_bg-trans.png)');
	$('slidenum'+curr_img).setStyle('background-image','url(/sg/vpost/images2/specialoffer_on_bg-trans.png)');
	
	prev_img = curr_img;
	curr_img++;
	if(curr_img > max_img) curr_img = 1;
	tPun = setTimeout('doShow()',show_delay);
}


j$(function(){
	window.addEvent('domready',function(){	  
	  // SLIDER INIT
		if($('spItem')){
			$('spItem').set('tween', {duration: 'long', transition: Fx.Transitions.Expo.easeInOut});
			doShow(1);
	
			$('slidenum1').onclick=function(){	doShow(1);};
			$('slidenum2').onclick=function(){	doShow(2);};
			$('slidenum3').onclick=function(){	doShow(3);};	
		}
	});	
});