function showsubmenu(sid)
{
for(var i=0;i<10;i++) {
if(document.getElementById("submenu" + i))
{
if(i != sid) {
document.getElementById("submenu" + i).style.display = "none";
}
}
}
var whichEl=document.getElementById("submenu" + sid);
var whichImg=document.getElementById("img"+sid);
if (whichEl.style.display == "none")
{
whichEl.style.display="block";
whichImg.src="images/web_icon_019.gif";
}
else
{
whichEl.style.display="none";
whichImg.src="images/web_icon_020.gif";
}
}