$(document).ready(function(){
	initNewsSlide();
});

function initNewsSlide(){
	var _conteiner = $('div.blog-slider');
	var _holder = $('div.blog-holder');
	var _item = $('div.blog-item');
	var _duration = 1000;
	var _switchTime = 2000;
	var _h = _item.innerHeight();
	var _m = 0;
	var autoSlideShow= true;
	var _timer= false;
	var count = 0;
	
	function slideToTop(){
		if (_m == _holder.innerHeight()) {
			_m=0;
			_holder.animate({marginTop: 0}, _duration );
			} else {
				_holder.animate({marginTop: -_m}, _duration );
				_m= _m+_h;
			};
			setTimeout(function(){slideToTop()},_switchTime);
	};
	
	if (autoSlideShow) setTimeout(function(){slideToTop()},_switchTime);
	



}