//设置当鼠标移动到nav栏的时候，下方改变其子目录的代码
$(document).ready(function() {
	$("a[nav^=h_]").mouseover(function() {
		var divs = ["a", "b", "c", "d", "e", "f"];
		var div_id = $(this).attr("nav").substring($(this).attr("nav").indexOf("_") + 1);
		$.each(divs, function(i, n) {
			if(div_id == n) 
				$("#" + n).show();
			else 
				$("#" + n).hide();
		});
	});
});
//设置当前日期的代码
$(document).ready(function() {
	var today=new Date();
	var week;
	switch(today.getDay())	
	{ 
	case 1:week="星期一";break; 
	case 2:week="星期二";break; 
	case 3:week="星期三";break; 
	case 4:week="星期四";break; 
	case 5:week="星期五";break; 
	case 6:week="星期六";break; 
	case 0:week="星期日";break; 
	}
	$(".today_date").css({"font-family":"'微软雅黑','黑体','汉仪大黑简'","font-size":"12px","color":"#5e5e5e","width":"200px","height":"15px","overflow":"hidden","text-align":"right"}).html("今天是：" + today.toLocaleDateString() + " " + week);
});


//设置当前nav栏需要改变的图标的变量组合
var nav_img = {"Image1": {"before":"nav1","after":"nav1h"},"Image2": {"before":"nav2","after":"nav2h"},"Image3": {"before":"nav3","after":"nav3h"},"Image4": {"before":"nav4","after":"nav4h"},"Image5": {"before":"nav5","after":"nav5h"},"Image6": {"before":"nav6","after":"nav6h"},"Image7": {"before":"l2nav_01","after":"l2navh_01"},"Image8": {"before":"l2nav_02","after":"l2navh_02"},"Image9": {"before":"l2nav_03","after":"l2navh_03"},"Image10": {"before":"l2nav_04","after":"l2navh_04"},"Image11": {"before":"l2nav_01","after":"l2navh_01"},"Image12": {"before":"l2nav_02","after":"l2navh_02"},"Image13": {"before":"l2nav_03","after":"l2navh_03"},"Image14": {"before":"l2nav_04","after":"l2navh_04"},"Image15": {"before":"l2nav_05","after":"l2navh_05"},"Image16": {"before":"l2nav_06","after":"l2navh_06"},"Image17": {"before":"l2nav_07","after":"l2navh_07"},"Image18": {"before":"l2nav_08","after":"l2navh_08"},"Image19": {"before":"l2nav_09","after":"l2navh_09"},"Image20": {"before":"l2nav_10","after":"l2navh_10"},"Image21": {"before":"l2nav_11","after":"l2navh_11"},"Image22": {"before":"l2nav_12","after":"l2navh_12"},"Image23": {"before":"l2nav_13","after":"l2navh_13"},"Image24": {"before":"l2nav_14","after":"l2navh_14"},"Image291": {"before":"button1","after":"button1h"},"Image301": {"before":"button2","after":"button2h"},"Image311": {"before":"button3","after":"button3h"},"Image321": {"before":"button4","after":"button4h"},"Image26": {"before":"leftnav_05","after":"leftnavh_05"},"Image27": {"before":"leftnav_06","after":"leftnavh_06"},"Image25": {"before":"leftnav_07","after":"leftnavh_07"},"Image28": {"before":"leftnav_02","after":"leftnavh_02"},"Image29": {"before":"leftnav_03","after":"leftnavh_03"},"Image30": {"before":"leftnav_04","after":"leftnavh_04"},"Image31": {"before":"leftnav_01","after":"leftnavh_01"},"Image32": {"before":"leftnav_09","after":"leftnavh_09"},"Image33": {"before":"leftnav_10","after":"leftnavh_10"},"Image34": {"before":"leftnav_11","after":"leftnavh_11"},"Image35": {"before":"leftnav_08","after":"leftnavh_08"}
};
function getImageUrl(png) {
	return "images/" + png + ".png";
}

$(document).ready(function() {
	$("img[id^='Image']").each(function(i,n) {
		var id = $(n).attr("id");
		$(n).mouseover(function() {
			$(n).attr("src",getImageUrl(nav_img[id].after));
		}).mouseout(function() {
			$(n).attr("src",getImageUrl(nav_img[id].before));
		});
	});
});

//限制字符长度
$(document).ready(function() {
	if($("[limit]").size()) {
		$("[limit]").limit();
	}
});

//首页：切换开课城市
$(document).ready(function() {
	$("img[class^='class-tab-']").mouseover(function() {
		var currentTab = $(this).attr("class").substring(10);
		$("div[id^='OpenClass']:visible").css("display", "none");
		$("#OpenClass" + currentTab).css("display", "block");
	});
});