<!--
function Hall(){
//document.getElementById("a_pop").style.visibility='hidden';
//document.getElementById("b_pop").style.visibility='hidden';
//document.getElementById("c_pop").style.visibility='hidden';
//document.getElementById("d_pop").style.visibility='hidden';
//document.getElementById("e_pop").style.visibility='hidden';
//document.getElementById("f_pop").style.visibility='hidden';
}
function Vset(nm){document.getElementById(nm+"_pop").style.visibility='visible';}
function Hset(nm){document.getElementById(nm+"_pop").style.visibility='hidden';}
-->