$(document).ready(function(){
	var lengthSlide = $('#banners .blockSlide .slide').length;
	var widthSlide = $('#banners .blockSlide .slide').width()+100;
	$('#banners .blockSlide').width((widthSlide*lengthSlide));
	$('#banners .blockSlide .slide:last').addClass('lastSlide');
	$('#banners .blockSlide .slide:first').addClass('firstSlide');
	current='';
	function hoverefButton(_this){
		var id = _this.attr('rel');
		$('#blockButtons a').removeClass('current');
		_this.addClass('current');
		if(id && current!=id) {
			current=id;
			var cur = $('#banners .blockSlide .slide').index($('#'+id));
			if(_this.attr('rel')==$('#banners .blockSlide .lastSlide').attr('id')){
				cur=lengthSlide;
			}
			if(_this.attr('rel')==$('#banners .blockSlide .firstSlide').attr('id')){
				cur=0;
			}
			if(cur==0){
				if(_this.attr('rel')!=$('#banners .blockSlide .firstSlide').attr('id')){
					cur=0;
				}
				else{
					$('#banners .blockSlide .lastSlide').prependTo('#banners .blockSlide');
				}
				$('#banners .blockSlide .firstSlide').prependTo('#banners .blockSlide');
			}
			else if(cur>=lengthSlide-1){
				cur=cur-3;
				$('#banners .blockSlide .lastSlide').appendTo('#banners .blockSlide');
				$('#banners .blockSlide .firstSlide').appendTo('#banners .blockSlide');
			}
			else{
				cur=cur-1;
			}
			$('#banners .blockSlide .slide').removeClass('current');
			$('#banners .blockSlide').animate({'margin-left':'-'+(cur*widthSlide)+'px'},500,function(){});
			$('#'+id).switchClass('','current',500);
		}
	}
	$('#blockButtons a').hoverIntent(function(){
		hoverefButton($(this));
	},function(){});
	hoverefButton($('#blockButtons a:first'));
});