function tabit(btn){
	var idname = new String(btn.id);
	var s = idname.indexOf("_");
	var e = idname.lastIndexOf("_")+1;
	var tabName = idname.substr(0, s);
	var id = parseInt(idname.substr(e, 1));
	var tabNumber = btn.parentNode.childNodes.length;
	for(i=0;i<tabNumber;i++){
			//document.getElementById(tabName+"_div_"+i).style.display = "none";
			document.getElementById(tabName+"_btn_"+i).className = "";
		};
		//document.getElementById(tabName+"_div_"+id).style.display = "block";
		btn.className = "curr";
};

function etabit(btn){
	var idname = new String(btn.id);
	var s = idname.indexOf("_");
	var e = idname.lastIndexOf("_")+1;
	var tabName = idname.substr(0, s);
	var id = parseInt(idname.substr(e, 1));
	var tabNumber = btn.parentNode.childNodes.length;
	for(i=0;i<tabNumber;i++){
			document.getElementById(tabName+"_div_"+i).style.display = "none";
			document.getElementById(tabName+"_btn_"+i).className = "";
		};
		document.getElementById(tabName+"_div_"+id).style.display = "block";
		btn.className = "curr";
};

//»ÃµÆ
	var n=0;
	function Mea(value){
		n=value;
		setBg(value);
		plays(value);
		conaus(n);
		}
	function setBg(value){
		for(var i=0;i<3;i++)
			document.getElementById("t"+i+"").className="bg";
			document.getElementById("t"+value+"").className="active";
		} 
	function plays(value){
		try
		{
			with (au){
				filters[0].Apply();
				for(i=0;i<3;i++)i==value?children[i].style.display="block":children[i].style.display="none"; 
				filters[0].play(); 		
				}
		}
		catch(e)
		{
			var d = document.getElementById("au").getElementsByTagName("div");
			for(i=0;i<3;i++)i==value?d[i].style.display="block":d[i].style.display="none"; 
		}
	}
	function conaus(value){
		try
		{
			with (conau){
	
					for(i=0;i<3;i++)i==value?children[i].style.display="block":children[i].style.display="none"; 
					
					}
		}
		catch(e)
		{
			var d = document.getElementById("conau").getElementsByTagName("div");
			for(i=0;i<3;i++)i==value?d[i].style.display="block":d[i].style.display="none"; 
		}
	
	}
	function clearAuto(){clearInterval(autoStart)}
	function setAuto(){autoStart=setInterval("auto(n)", 4000)}
	function auto(){
		n++;
		if(n>2)n=0;
		Mea(n);
		conaus(n);
	} 
	setAuto(); 

function correctPNG() // correctly handle PNG transparency in Win IE 5.5 & 6.
{
    var arVersion = navigator.appVersion.split("MSIE")
    var version = parseFloat(arVersion[1])
    if ((version >= 5.5) && (document.body.filters))
    {
       for(var j=0; j<document.images.length; j++)
       {
          var img = document.images[j]
          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
             j = j-1
          }
       }
    }   
}
window.attachEvent("onload", correctPNG);