function showsubmenu(ss,ii,openimg,closeimg,count)
{
var submenu;
var subimg = document.getElementsByName("subimg");
var aimg = document.getElementsByName("aimg");
var i = 0;
	for (i=0;i<count;i++){
		submenu = "submenuboard" + i;
	}
	 submenu = document.getElementById(ss);
	 if (submenu.style.display=="none") 
	  {
	  submenu.style.display="";
	  ii.src="/image/left_fold2.gif";
	   ii.alt="關閉";	   
	}
	 else
	  {
		submenu.style.display="none"; 
		ii.src="/image/left_fold1.gif";
		ii.alt="展開";
	}
}


function showsubmenu1(ss,ii,aa,openimg,closeimg,count)
{
var submenu;
var subimg = document.getElementsByName("subimg");
var aimg = document.getElementsByName("aimg");
var i = 0;
	for (i=0;i<count;i++){
		submenu = "submenuboard" + i;
	}
	 submenu = document.getElementById(ss);
	 if (submenu.style.display=="none") 
	  {
	  submenu.style.display="";
	  ii.src="/image/left_fold2.gif";
	   ii.alt="關閉";
	   aa.src="/image/"+openimg;
	   aa.alt="關閉";
	}
	 else
	  {
		submenu.style.display="none"; 
		ii.src="/image/left_fold1.gif";
		ii.alt="展開";
		aa.src="/image/"+closeimg;
		aa.alt="展開";
	}
}