// ***************************************************************
// ***************************************************************
// Ad JS

// Define Ad Variables
var ad_container = new Array(); 
var ad_count = 0;
var ad_total = 0;

$(document).ready(function(){
	//check if ads exists
	$ads = $('.ad-image');
	
	if( $ads.length > 0 ){
		//loop and collect ad ids
		$.each( $ads, function(i, item){
			$(item).css('position', 'absolute');
			id = $(item).attr('id');
			id = id.split('-');
			id = id[1];
			//add to the container
			ad_container.push(id);
		});
		
		//set total ads
		ad_total = ad_container.length;
		
		if( ad_total >= 1 )
		{
			//start ad change
			ad_change();
		
			//set change interval
			if( ad_total > 1 )
				window.setInterval('ad_change()', 10000);
		}
	}
});

function ad_change()
{
	//alert( ad_container[ad_count] );
	
	//make all ad invisible
	$('.ad-image').fadeOut('fast');
	
	$('#ad-'+ad_container[ad_count]).fadeIn();
	
	ad_count++;
	if( ad_count ==  ad_total )
		ad_count = 0
}