// JavaScript Document
//-------------------菜单调用----------------
function menu_on(x)
{
	document.getElementById("min"+x).className="menu_xs";
}
function menu_off(x)
{	
	document.getElementById("min"+x).className="menu_yc";
	
}
//--------------------**首页新闻选项卡切换效果；**---------------
		function setTab(m,n)
	{
		 var tli=document.getElementById("title_menu"+m).getElementsByTagName("li");
		 var mli=document.getElementById("news_main"+m).getElementsByTagName("ul");
		 for(i=0;i<tli.length;i++)
		 {
			  tli[i].className=i==n?"hover":"";
			  mli[i].style.display=i==n?"block":"none";
		 }
	}
//--------------------**清空快速登录字样**---------------
function qingkong(x) 
{
	if(x==1)
	{
		if(document.form1.hyname.value=="用户名")
		document.form1.hyname.value="";
	}
	if(x==2)
	{
		if(document.form1.hymima.value=="密码")
		document.form1.hymima.value="";
	}
}
function tianjia(x)
{
	if(x==1)
	{
		if(document.form1.hyname.value==""||document.form1.hyname.value==" "||document.form1.hyname.value=="  ")
		document.form1.hyname.value="用户名";
	}
	if(x==2)
	{
		if(document.form1.hymima.value==""||document.form1.hymima.value==" "||document.form1.hymima.value=="  ")
		document.form1.hymima.value="密码";
	}
}

//--------------------**去除点击焦点**---------------
	//去除MAP上的焦点
	function fHideFocus(tName){
aTag=document.getElementsByTagName(tName);
for(i=0;i<aTag.length;i++)aTag[i].hideFocus=true;
//for(i=0;i<aTag.length;i++)aTag[i].onfocus=function(){this.blur();};
	}
	
	function bluring()
	{ 
		if(event.srcElement.tagName=="A"||event.srcElement.tagName=="IMG") document.body.focus(); 
	} 
	document.onfocusin=bluring; 
	
//--------------------**判断使用的浏览器，回复收藏按钮是否生效；**---------------
	function bookmarkSite(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，有劳您手动添加。");
			}
		}
	}
	
//---------------------让png图片透明--------------------
function correctPNG()
   {
   for(var i=0; i<document.images.length; i++)
      {
     var img = document.images[i]
     var imgName = img.src.toUpperCase()
     if (imgName.substring(imgName.length-3, imgName.length) == "PNG")
        {
       var imgID = (img.id) ? "id='" + img.id + "' " : ""
       var imgClass = (img.className) ? "class='" + img.className + "' " : ""
       var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' "
       var imgStyle = "display:inline-block;" + img.style.cssText
       if (img.align == "left") imgStyle = "float:left;" + imgStyle
       if (img.align == "right") imgStyle = "float:right;" + imgStyle
       if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle     
       var strNewHTML = "<span " + imgID + imgClass + imgTitle
       + " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";"
        + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
       + "(src=\'" + img.src + "\', sizingMethod='scale');\"></span>"
       img.outerHTML = strNewHTML
       i = i-1
        }
      }
   }
function alphaBackgrounds(){
   var rslt = navigator.appVersion.match(/MSIE (d+.d+)/, '');
   var itsAllGood = (rslt != null && Number(rslt[1]) >= 5.5);
   for (i=0; i<document.all.length; i++){
      var bg = document.all[i].currentStyle.backgroundImage;
      if (bg){
         if (bg.match(/.png/i) != null){
            var mypng = bg.substring(5,bg.length-2);
   //alert(mypng);
            document.all[i].style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+mypng+"', sizingMethod='crop')";
            document.all[i].style.backgroundImage = "url('')";
   //alert(document.all[i].style.filter);
         }                                               
      }
   }
}

if (navigator.platform == "Win32" && navigator.appName == "Microsoft Internet Explorer" && window.attachEvent) {
window.attachEvent("onload", correctPNG);
window.attachEvent("onload", alphaBackgrounds);
}	

function yanzen()
{
    document.getElementById("img").src = document.getElementById("img").src+'?';
}