function slider_tab(number){
	$('.content_' + number).click(function() { 	
		$('.sidebar li').find(' a.current').removeClass('current');
		$('.sliding-content').cycle(number); 
		$('.content_' + number).addClass('current');
	});
}

$(document).ready(function() {
	$('.sliding-content').cycle({
		fx: 'scrollLeft',
	    speed:    500, 
	    timeout:  2000,
	    timeout: 0,
	    startingSlide: 0,
	    containerResize: 0
	}); 
	
	var number_of_slides = $('.sidebar ul li').size();
	
	var i=0;
	for (i=0;i<=number_of_slides;i++){
		slider_tab(i);
	};
});