// 懒人图库 搜集整理 www.lanrentuku.com

(function ($) {
	$(function () {
		nav(); //顶部导航
		sideSlider(); //左侧竖导航
	});
	
	function nav() {
		var $liCur = $(".nav-box>ul>li.cur"),
			curP = $liCur.position().left,
			curW = $liCur.outerWidth(true),
			$slider = $(".nav-line"),
			$targetEle = $(".nav-box>ul>li:not('.last')"),
			$navBox = $(".nav-box");
		$slider.stop(true, true).animate({
			"left" : curP,
			"width" : curW
		});
		$targetEle.mouseenter(function () {
			var $_parent = $(this);//.parent(),
			_width = $_parent.outerWidth(true),
			posL = $_parent.position().left;
			$slider.stop(true, true).animate({
				"left" : posL,
				"width" : _width
			}, "fast");
		});
		$navBox.mouseleave(function (cur, wid) {
			cur = curP;
			wid = curW;
			$slider.stop(true, true).animate({
				"left" : cur,
				"width" : wid
			}, "fast");
		});
	};
	
	
	function sideSlider() {
		if (!$(".help-side dl").length) {
			return false;
		}
		var $aCur = $(".help-side dl").find(".cur a"),
			$targetA = $(".help-side dl dd a"),
			$sideSilder = $(".side-slider"),
			curT = $aCur.position().top+1;
		$sideSilder.stop(true, true).animate({
			"top" : curT
		});
		$targetA.mouseenter(function () {
			var posT = $(this).position().top+1;
			$sideSilder.stop(true, true).animate({
				"top" : posT
			}, 240);
		}).parents(".help-side").mouseleave(function (_curT) {
			_curT = curT
				$sideSilder.stop(true, true).animate({
					"top" : _curT
				});
		});
	};
	
})(jQuery);