function ql_show(i,p,q,j){

if(document.getElementById(i).style.display=="inline")
{
document.getElementById(i).style.display="none";
document.getElementById(j).style.zIndex="2";
}
else{
document.getElementById(i).style.display="inline";
document.getElementById(i).style.visibility="visible";
document.getElementById(j).style.zIndex="2";
document.getElementById(p).style.display="none";
document.getElementById(q).style.display="none";
}
}