function show_div(Inx,imgid,divid,r)
{
	for(var i=1;i<=r;i++)
	{
	var simg_tab=document.getElementById(imgid+i)
	var sdiv_tab=document.getElementById(divid+i)
			if(i!=Inx)
			{
			simg_tab.src="images/"+imgid+i+"a.gif"
			sdiv_tab.style.display="none";
			}
			else
			{
			simg_tab.src="images/"+imgid+i+"b.gif"
			sdiv_tab.style.display="";
			}
	}
}
function FScr01(Obj_Id)
{
//----------------------------------------------------------
//全螢幕覆蓋
//----------------------------------------------------------

	//瀏覽器指標
	var isIE=(navigator.userAgent.indexOf("IE")!=-1)?true:false;
	var isOpera=(navigator.userAgent.indexOf("Opera")!=-1)?true:false;
	var isNS4=(navigator.appName=="Netscape" && parseInt(navigator.appVersion)==4)?true:false;	
	if(!Obj_Id){return;}
	var tDiv=document.getElementById(Obj_Id)
	if(!tDiv){return;}

	tDiv.style.display=""
	try
	{
		//For IE
		tDiv.style.filter="progid:DXImageTransform.Microsoft.Alpha(opacity=77)"

		//For Mozilla
		tDiv.style.MozOpacity=0.77   

		//For Opera
		tDiv.style.opacity=0.77	    
	}
	catch(e){}


	if((!isIE)&&(!isOpera))
	{
	//-------------------------------------------------------
	//Mozilla瀏覽器
	//-------------------------------------------------------
		var tBody=document.body
		var oW	=tBody.scrollWidth
		var oH	=tBody.scrollHeight
		var posX	=tBody.scrollLeft
		var posY	=tBody.scrollTop

		tBody.style.marginTop	=0
		tBody.style.marginLeft	=0
		tBody.style.overflow		="hidden"

		tDiv.style.position	="absolute"
		tDiv.style.left		=posX
		tDiv.style.top			=posY
		tDiv.style.width		=oW
		tDiv.style.height		=oH
	}
	else
	{
	//-------------------------------------------------------
	//IE,Opera瀏覽器
	//-------------------------------------------------------
		var tBody=document.body
		var oW	=tBody.offsetWidth
		var oH	=tBody.offsetHeight
		var posX	=tBody.scrollLeft
		var posY	=tBody.scrollTop

		tBody.style.marginTop	=0
		tBody.style.marginLeft	=0
		tBody.style.overflow		="hidden"

		tDiv.style.position	="absolute"
		tDiv.style.left		=posX
		tDiv.style.top			=posY
		tDiv.style.width		=oW
		tDiv.style.height		=oH
	}
}