//鼠标浮动切换
$(function(){
	//产品选项卡
	$(".prodetail ul li").click(function(){
		$(this).addclass("sel").siblings().removeclass("sel");
		$(this).siblings("li").find("a").css("border-right","1px dashed #b5b5b5")
		$(".prodetail > ul > li:nth-child(4)").find("a").css("border-right","none")
		$(this).find("a").css("border-right","none")
		$(this).prev().find("a").css("border-right","none")
		
		var j = $(".prodetail ul li").length + 1;
		for (var i=1;i<5;i++){
		    if($(".detail" + i).hasclass("sel")){
                $(".detail" + i).addclass("detail" + i + "h");
				$("html,body").animate({scrolltop: $("#cont" + i).offset().top - 125 + "px"}, 200);
	        }else{
			    $(".detail" + i).removeclass("detail" + i + "h");
			}
	    }
	});
	$(".prodetail ul li").eq(0).addclass("detail1h");
	$(".prodetail ul li").eq(0).find("a").css("border-right","none");
})

$(window).scroll(function(){
	var win = $(this);
	for (var i=1;i<5;i++){
		var hei = $("#cont" + i).offset().top - 140;
		if(win.scrolltop() > hei){
			$(".detail" + i).addclass("detail" + i + "h").siblings().removeclass("detail1h detail2h detail3h detail4h detail5h");
			$(".detail" + i).siblings("li").find("a").css("border-right","1px dashed #b5b5b5")
			$(".prodetail > ul > li:nth-child(4)").find("a").css("border-right","none")
			$(".detail" + i).find("a").css("border-right","none")
			$(".detail" + i).prev().find("a").css("border-right","none")
		}
	}
})