jQuery(document).ready(function($){
var slider;
var cheight = $('#container').height();
if (cheight>900) {
var marginTop=parseInt(cheight)-900;
$('body').css('background-position','0 '+marginTop+'px');
}
	var current=1;
	timeout();
  	$('.s_left_item:first').addClass('s_left_active');
  	$('.s_left_item').live('click', function() {
	clearTimeout(slider);
  	current=$(this).attr('rel');
  	var margin=parseInt((current*749)-749);
  	var active=$(this);
  	$('.s_left_active').removeClass('s_left_active');
  	$('#scroll').animate({ marginLeft: -margin }, 1000, function() {
  		$(active).addClass('s_left_active');
  	});
  	});

function timeout(stop){
var margin;
slider=setTimeout(function(){
	if(current < $('.s_left_item').length){
	current=parseInt(current)+1;
	}
	else {
	current=1;
	}
	margin=parseInt((current*749)-749);
  	$('.s_left_active').removeClass('s_left_active');
  	$('#scroll').animate({ marginLeft: -margin }, 1000, function() {
  		$('.s_left_item').eq(parseInt(current)-1).addClass('s_left_active');
  		timeout();
  	});
  	},5000);
}
});