var current_banner = 0;
var banners;
var time=30000;
var timeout = setTimeout('rotate()',time);
$(document).ready(function() {
	banners= $('.banner');
	$('#select_list li').hover( 
		function() {
			$(this).addClass('hover');
			$($('#select_list li').get(current_banner)).removeClass('hover');
			var obj_id = $(this).attr('id');
			var popup =$('#'+obj_id+'_description'); 
			popup.removeClass('hide');
			popup.addClass('tooltip');
			if(popup.offset().left+200> $('#main_wraper').width()) {
				popup.css({
					left:'0',
					left:'-200px'
					
				});
			}
			var old_banner =$('.banner_show');
			var banner =$('#'+obj_id+'_banner');
			if (old_banner.attr('id')!= ('#'+obj_id+'_banner')){
			if ( banner.length != 0){
					old_banner.removeClass('banner_show').addClass('banner_hide');
					banner.removeClass('banner_hide').addClass('banner_show');
					current_banner=$('#select_list li').index(this);
				}
			}
			clearTimeout(timeout);
			
		},
		function() {
			if ($('#select_list li').index(this)>banners.length-1){
				$(this).removeClass('hover');
				$($('#select_list li').get(current_banner)).addClass('hover');
			}
			var obj_id = $(this).attr('id');
			var popup =$('#'+obj_id+'_description'); 
			popup.addClass('hide');
			popup.removeClass('tooltip');
			timeout = setTimeout('rotate()',time);
		}
	);
});


function rotate() {	
	next_event ();
	timeout = setTimeout('rotate()',time);
	
}

function next_event (){
	var old_banner = $(banners.get(current_banner));
	var new_banner_index = current_banner+1;
	
	if (new_banner_index > banners.length-1){
		new_banner_index=0;
	}
	$($('#select_list li').get(current_banner)).removeClass('hover');
	$($('#select_list li').get(new_banner_index)).addClass('hover');
	var new_banner = $(banners.get(new_banner_index));
	old_banner.removeClass('banner_show').addClass('banner_hide');
	new_banner.removeClass('banner_hide').addClass('banner_show');
	current_banner=new_banner_index;
}