//run fun
$(document).ready(function() {
	if ($.browser.msie) {
		if (parseInt($.browser.version) < 7) {
			$('a.pngfix').hover(function() {
				$(this).addClass('hover');
			}, function() {
				$(this).removeClass('hover');
			});
		}
	}
	if ($('.bsl_slider').length) {
		slider();
	}
});

function slider() {
	var slider = $('.bsl_slider'),
		btn = $('.bsl_slider_btn'),
		list = $('.bsl_slider_list ul'),
		len = $('li', list).length,
		min = 5,
		index = min - 1,
		speed = 5000;

	if (len <= min) return false;
	
	btn.click(function() {
		if ($(this).hasClass('prev')) {
			index = index <= (min - 1) ? (len - 1) : --index;
		} else {
			index = index >= (len - 1) ? (min - 1) : ++index;
		}
		play();
	});
	var play = function() {
		list.animate({left: (index >= min ? (index - min + 1) : 0) * -142});
	};
	var autoplay = function() {
		$('.next', slider).click();
	};
	slider.hover(function() {
		clearInterval(timer);
	}, function() {
		timer = setInterval(autoplay, speed);
	});
	timer = setInterval(autoplay, speed);
}