var $=function(id)
{
return document.getElementById(id)
} 
function ImgAuto(i){//你必须给图片提前设定初始宽度和高度，建议直接就是最大宽度和高度
 var MaxW=50; //定义图片显示的最大宽度
 var MaxH=100; //定义图片显示的最大高度
 var o=new Image();o.src=i.src;var w=o.width;var h=o.height;var t;if (w>MaxW){t=MaxW;}else

{t=w;}
 if ((h*t/w)>MaxH){i.height=MaxH;i.width=MaxH/h*w;}else{i.width=t;i.height=t/w*h;}
}

function ImgAuto2(i){//你必须给图片提前设定初始宽度和高度，建议直接就是最大宽度和高度
 var MaxW=650; //定义图片显示的最大宽度
 var MaxH=1000; //定义图片显示的最大高度
 var o=new Image();o.src=i.src;var w=o.width;var h=o.height;var t;if (w>MaxW){t=MaxW;}else

{t=w;}
 if ((h*t/w)>MaxH){i.height=MaxH;i.width=MaxH/h*w;}else{i.width=t;i.height=t/w*h;}
}
function checkAlert()
{
var t=$("title").value;
var n=$("name").value;
var ad=$("address").value;
var ph=$("phone").value;
var c=$("content").value;
if(t=="")
{
alert("留言标题必须填写！");
$("title").focus();
return false;
}
if(n=="")
{
alert("您的姓名必须填写！")
$("name").focus(); 
return false
}
if(ad=="")
{
alert("您的地址必须填写！")
$("address").focus(); 
return false
}
if(ph=="")
{
alert("您的电话必须填写！")
$("phone").focus(); 
return false
}
if(c=="")
{
alert("留言内容必须填写！")
$("content").focus(); 
return false
}
}
function checkMsg()
{
var title=document.form1("title").value;
var name=document.form1("name").value;
var email=document.form1("email").value;
var qq=document.form1("qq").value;
var content=document.form1("body").value;
if(title==""){
alert("留言标题不能为空！");
document.form1("title").focus();
return false;
}
if(name==""){
alert("姓名不能为空！");
document.form1("name").focus();
return false;
}
if(email==""){
alert("邮箱不能为空！");
document.form1("email").focus();
return false;
}
var rule=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i;
if (!rule.test(email)){
	alert("请输入有效邮箱!");
	return false;
}

if(qq==""){
alert("qq不能为空！");
document.form1("qq").focus();
return false;
}
if(isNaN(qq))
{
alert("qq必须为数字！");
document.form1("qq").focus();
return false;
}
if((qq.length<=4)||(qq.length>10))
{
alert("qq不合法！");
document.form1("qq").focus();
return false;	
}
if(content==""){
alert("留言内容不能为空！");
document.form1("content").focus();
return false;
}
if(content.length>=400)
{
alert("留言内容太多！");
document.form1("content").focus();
return false;

}

}

function playerWindow(webname,bk,URLStr, left, top, width, height)
{
window.open(URLStr, webname, 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars='+bk+',resizable=no,copyhistory=yes,width='+width+',height='+height+',left='+left+', top='+top+',screenX='+left+',screenY='+top+'');
}

function checkUrl()
{
	g=document.form2.g_vote.length;
	n=0;
	for(i=0;i<g;i++)
	{
		if(document.form2.g_vote[i].checked)
		{
			n++;
		}
	}
		if(n==0)
		{
			alert('请你投票')
			return false;
		}
		else
		{
			return true;
		}
}

/***********友情链接***********/
function check1()
{
if(document.all["select11"].selected!=0)
{
var u=document.all["select11"].value;
window.open(u,'','');
}
}
function check2()
{
if(document.all["select22"].selected!=0)
{
var u=document.all["select22"].value;
window.open(u,'','');
}
}
function check3()
{
if(document.all["select33"].selected!=0)
{
var u=document.all["select33"].value;
window.open(u,'','');
}
}
function check4()
{
if(document.all["select44"].selected!=0)
{
var u=document.all["select44"].value;
window.open(u,'','');
}
}
function check5()
{
if(document.all["select55"].selected!=0)
{
var u=document.all["select55"].value;
window.open(u,'','');
}
}
function check6()
{
if(document.all["select66"].selected!=0)
{
var u=document.all["select66"].value;
window.open(u,'','');
}
}
//滚动相关
function marquee(i, direction)
{
	var obj = document.getElementById("marquee" + i);
	var obj1 = document.getElementById("marquee" + i + "_1");
	var obj2 = document.getElementById("marquee" + i + "_2");

	if (direction == "up")
	{
		if (obj2.offsetTop - obj.scrollTop <= 0)
		{
			obj.scrollTop -= (obj1.offsetHeight + 20);
		}
		else
		{
			var tmp = obj.scrollTop;
			obj.scrollTop++;
			if (obj.scrollTop == tmp)
			{
				obj.scrollTop = 1;
			}
		}
	}
	else
	{
		if (obj2.offsetWidth - obj.scrollLeft <= 0)
		{
			obj.scrollLeft -= obj1.offsetWidth;
		}
		else
		{
			obj.scrollLeft++;
		}
	}
}


//搜索相关
function searchSubmit()
{
	var obj = document.searchForm;

	if (obj.search.value == "")
	{
		obj.search.focus();
		return;
	}

	obj.submit();
}


//下拉菜单相关
var navCurrentId = "";

function showMenu(id)
{
	var objMenu = document.getElementById("menu" + id);
	objMenu.style.visibility = "visible";

	var objMenuA = document.getElementById("menuA" + id);
	if (objMenuA.className == "navCurrent")
	{
		navCurrentId = objMenuA.uniqueID;
		if (!navCurrentId)
		{
			navCurrentId = objMenuA.clientID;
		}
	}
	else
	{
		objMenuA.className = "navCurrent";
	}
}

function hiddMenu(id)
{
	var objMenu = document.getElementById("menu" + id);
	objMenu.style.visibility = "hidden";

	var objMenuA = document.getElementById("menuA" + id);
	if (objMenuA.uniqueID != navCurrentId)
	{
		objMenuA.className = "nav";
	}
}


//屏蔽右键相关
var jsArgument = document.getElementsByTagName("script")[document.getElementsByTagName("script").length-1].src;	//获取传递的参数
rightButton = jsArgument.substr(jsArgument.indexOf("rightButton=") + "rightButton=".length, 1);
if (rightButton == "1")
{
	document.oncontextmenu = function(e){return false;}
	document.onselectstart = function(e){return false;}
	if (navigator.userAgent.indexOf("Firefox") > 0)
	{
		document.writeln("<style>body {-moz-user-select: none;}</style>");
	}
}