//显示跟隐藏
function showsub(sid)
{
	if (document.getElementById("submenu"+sid).style.display == "none")
	{
		document.getElementById("submenu"+sid).style.display = "block";
		document.getElementById("pic"+sid).src="../images/open.gif";
	}
	else
	{
		document.getElementById("submenu"+sid).style.display = "none";
		document.getElementById("pic"+sid).src="../images/close.gif";
	}
}

//两div栏的高度能自动相等
function resetDiv()
{ 
	var a=document.getElementById("con-left").offsetHeight;
	var b=document.getElementById("con-right").offsetHeight;
	var themax=Math.max(a,b)
	document.getElementById("con-left").style.height=themax+"px";
	document.getElementById("con-right").style.height=themax+"px";
} 

//重新加载验证码,这里必须加入随机数不然地址相同我发重新加载
function reloadcode(tid,url)
{
var CheckCode=document.getElementById(tid);
CheckCode.setAttribute('src',url+'includeFile/getcode/CheckCode.php?'+Math.random());
}

//分页快速跳转
<!--
function FP_jumpMenu(el,frm,sel) {//v1.0
 var href=el.options[el.selectedIndex].value; if(sel) el.selectedIndex=0;
 if('_new'==frm) open(href); else eval(frm+".location='"+href+"'");
}
// -->


//改变新闻字体大小
function doZoom(size){
 document.getElementById("zoom").style.fontSize=size+"px";
}

function $() {return document.getElementById(arguments[0]);}	//兼容FF浏览器 
//加入收藏
function AddFavorite(sURL, sTitle)
{
	try
	{
		window.external.addFavorite(sURL, sTitle);
	}
	catch (e)
	{
		try
		{
		   window.sidebar.addPanel(sTitle, sURL, "");
		}
		catch (e)
		{
		   alert("加入收藏失败，请使用Ctrl+D进行添加");
		}
	}
}

//设为主页
function SetHome(obj,vrl)
{
	try
	{
	   obj.style.behavior='url(#default#homepage)';obj.setHomePage(vrl);
	}
	catch(e)
	{
	   if(window.netscape) 
	   {
		 try {
		  netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect"); 
		 } 
		 catch (e) { 
		  alert("此操作被浏览器拒绝！\n请在浏览器地址栏输入“about:config”并回车\n然后将[signed.applets.codebase_principal_support]设置为'true'"); 
		 }
		 var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components.interfaces.nsIPrefBranch);
		 prefs.setCharPref('browser.startup.homepage',vrl);
		}
	}
}

//图片按比例缩放,可输入参数设定初始大小
function resizeimg(ImgD,iwidth,iheight) {
     var image=new Image();
     image.src=ImgD.src;
     if(image.width>0 && image.height>0)
	 {
        if(image.width/image.height>= iwidth/iheight)
		{
           if(image.width>iwidth){
               ImgD.width=iwidth;
               ImgD.height=(image.height*iwidth)/image.width;
           }else{
                  ImgD.width=image.width;
                  ImgD.height=image.height;
                }
               ImgD.alt="宽×高:"+image.width+"×"+image.height;
        }
        else
		{
                if(image.height>iheight){
                       ImgD.height=iheight;
                       ImgD.width=(image.width*iheight)/image.height;
                }else{
                        ImgD.width=image.width;
                        ImgD.height=image.height;
                     }
                ImgD.alt="宽×高:"+image.width+"×"+image.height;
         }
    }
}
//图片按比例缩放,可输入参数设定初始大小 

// JavaScript Document
function createXMLHttpRequest()  //针对不同浏览器设置XMLHttpRequest方式
{ 
    xmlhttp = false; 
     
    if(window.XMLHttpRequest)
	{        //for Mozilla 
        xmlhttp = new XMLHttpRequest(); 
        if(xmlhttp.overrideMimeType)
		{ 
            xmlhttp.overrideMimeType("text/xml"); 
        } 
    } 
    else if(window.ActiveXObject)
	{   //for IE 
        try
		{ 
            xmlhttp = new ActiveXObject("Msxml2.XMLHTTP"); 
        }
		catch(e)
		{ 
            try
			{ 
                xmlhttp = new ActiveXObject("Microsoft.XMLHTTP"); 
            }
		catch(e)
		{} 
        } 
    } 
}

//检测空字符
function checkspace(checkstr) {
  var str = '';
  for(i = 0; i < checkstr.length; i++) {
    str = str + ' ';
  }
  return (str == checkstr);
}
//检测空字符

function CheckEmail(email)
{
	var RegExpStr = /^([\w\_\-\.]{1,})(@)([\w\-\.]{1,})(\.)([a-zA-Z\.]{1,})$/;
	return RegExpStr.test(email);
}


function feedbackCheck()
{
	var Msg="ok";
	var subject=document.feedback.subject.value;
	if(checkspace(subject))
	{
		Msg="err";
		alert("留言标题不能为空！");
		document.feedback.subject.focus();
		return false;
	}
	var email=document.feedback.email.value;
	if(checkspace(email))
	{
		Msg="err";
		alert("邮件不能为空！");
		document.feedback.email.focus();
		return false;
	}
	var email=document.feedback.email.value;
	if(!CheckEmail(email))
	{
		Msg="err";
		alert("邮件格式不对，请正确填写邮件！");
		document.feedback.email.focus();
		return false;
	}
	var name=document.feedback.name.value;
	if(checkspace(name))
	{
		Msg="err";
		alert("您的姓名不能为空！");
		document.feedback.name.focus();
		return false;
	}
	var content=document.feedback.content.value;
	if(checkspace(content))
	{
		Msg="err";
		alert("留言内容不能为空！");
		document.feedback.content.focus();
		return false;
	}
}


//获取点击数
function GetHits(id,tb)
{
	var xmlHttp = createXMLHttpRequest();
	var getURL = "../template/hits.asp?action=get&tb="+tb+"&id="+id;
	xmlhttp.open("POST",getURL,true);
	xmlhttp.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded; charset=UTF-8');
	xmlhttp.onreadystatechange=function() 
	{
		if ( xmlhttp.readyState==4 || xmlhttp.readyState=='complete' )
		{
			document.getElementById("hits").innerHTML = xmlhttp.responseText;
			
			resetDiv();  //重新获取高度
		}
	}
	xmlhttp.send(null);
}

//更新点击数
function UpdateHits(dir,id,tb)
{
	var xmlHttp = createXMLHttpRequest();
	var getURL = dir+"template/hits.asp?action=up&tb="+tb+"&id="+id;
	xmlhttp.open("POST",getURL,true);
	xmlhttp.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded; charset=UTF-8');
	xmlhttp.send(null);
}