function dropmenu(active,show){document.getElementById(active).className="active";document.getElementById(show).style.visibility="visible";}
function hidemenu(active,show){document.getElementById(active).className="";document.getElementById(show).style.visibility="hidden";}
function dropmenu1(show){document.getElementById(show).style.visibility="visible";}
function hidemenu1(show){document.getElementById(show).style.visibility="hidden";}