function showTab(tab){
				if($(tab).hasClass('active')){}else{
				//var id=$(tab).attr('id');
				$('.tab').removeClass('active');
				$(tab).addClass('active');
				$('.tab-content').hide();
				var no = $('.tab').index(tab);
				$('.tab-content:eq('+no+')').fadeIn();
				$('.tab-content:eq('+no+')').children('.item-container').animate( {marginLeft:'0px'},'fast');
				position=3;
				move=0;
			}	
}



function scrolItem(div)
{
			var id;
			count=$('.tab-content:visible').children('.item-container').children('.item').size();
			if($(div).hasClass('left'))
			{
				if(position>3)
				{
					move=move-300;
					position--;
					$('.tab-content:visible').children('.item-container').animate( {marginLeft:'-'+String(move)+'px'},'slow');
				}
			}else
			{
					if(position<count)
					{
						move=move+300;
						position++; 
						$('.tab-content:visible').children('.item-container').animate( {marginLeft:'-'+String(move)+'px'},'slow');
					}
				
			}
				

}