window.onload = function() {navcheck();libg();current();

}
//滑动门
function commondoor(id,ele,tagname) {

	var slideObj = document.getElementById(id).getElementsByTagName("li");

	for (var j = 0; j < slideObj.length ; j++)
	{
		var slideObjclass = slideObj[j].className;
		if (slideObjclass == "now" || slideObjclass == "normal")
		{
			slideObj[j].getElementsByTagName(tagname)[0].style.display = "none"
			slideObj[j].className = "normal";
		}
	}
	ele.parentNode.getElementsByTagName(tagname)[0].style.display = "block";
	ele.parentNode.className="now";
	return false;
}

//隔行变色
function libg() {
	//return false;
	
	if (!document.getElementsByTagName("ul"))
	{
		return false;
	}
	var dd = document.getElementsByTagName("ul");
	for (var m = 0; m < dd.length ; m++ )
	{
		var ddclass = dd[m].getAttribute("className")
		var dd1class = dd[m].getAttribute("class")
			if (ddclass == "arclist" || dd1class == "arclist")
			{var count = 0;
				var ddli = dd[m].getElementsByTagName("li");
				for (var n = 0; n < ddli.length ; n++ )
				{
					if (count == 0)
					{
						ddli[n].style.background = "#fff";
						count = 1;
					}
					else if (count == 1)
					{
						ddli[n].style.background = "#fff";
						count = 0;
					}

				}
			}
	}
	
}


//当前位置
function navcheck() {
	var browsurl = window.location.href;
	var eleli = document.getElementById("nav").getElementsByTagName("li");
	for (var k = 0; k < eleli.length ; k++ )
	{
		eleli[k].onmousemove = function() {
			for (var m = 0; m < eleli.length ; m++ )
			{
				eleli[m].className = "normal"
			}
			this.className = "now";
		}
	}


}

function current() {
		var ele = document.getElementById("nav").getElementsByTagName("a");
		for (var i = 0; i < ele.length ; i++ )
			{
				if (ele[i].className = "navlink")
				{
					var eleli = ele[i].getAttribute("href")
					if (browsurl == "http://www.zxxgl.com/")
					{
						ele[i].parentNode.className= "now";
						return false;
					}

					if (browsurl.indexOf(eleli) != -1)
					{
					ele[i].parentNode.className= "now";
					}

				}

			}
}