function hidesubmenu(sid)
{eval("submenu" + sid + ".style.display=\"none\";");}
function showsubmenu(sid)
{
submenu11.style.display="none";
submenu12.style.display="none";
submenu13.style.display="none";
submenu21.style.display="none";
submenu22.style.display="none";
submenu23.style.display="none";
submenu31.style.display="none";
submenu32.style.display="none";
submenu33.style.display="none";
eval("submenu" + sid + ".style.display=\"block\";");
}
function showsubmenu1(sid)
{
submenu11.style.display="none";
submenu12.style.display="none";
submenu13.style.display="none";
submenu21.style.display="none";
submenu22.style.display="none";
submenu23.style.display="none";
submenu31.style.display="none";
submenu32.style.display="none";
submenu33.style.display="none";
eval("submenu" + sid + ".style.display=\"block\";");
}
function showsubmenu2(sid)
{
submenu21.style.display="none";
submenu22.style.display="none";
submenu23.style.display="none";
submenu11.style.display="none";
submenu12.style.display="none";
submenu13.style.display="none";
submenu31.style.display="none";
submenu32.style.display="none";
submenu33.style.display="none";
eval("submenu" + sid + ".style.display=\"block\";");
}
function showsubmenu3(sid)
{
submenu31.style.display="none";
submenu32.style.display="none";
submenu33.style.display="none";
submenu11.style.display="none";
submenu12.style.display="none";
submenu13.style.display="none";
submenu21.style.display="none";
submenu22.style.display="none";
submenu23.style.display="none";
eval("submenu" + sid + ".style.display=\"block\";");
}