function switchPLink() {
plobj=document.getElementById("pl");
plobj.href="picturelibrary_s.php";
}

function hideBoth() {
var object=document.getElementById('C');
object.style.display = 'none';
var object2=document.getElementById('R');
object2.style.display = 'none';
}

function pop(what) {
hideBoth();
if (what != "N") {
var object=document.getElementById(what);
object.style.display = 'block';
}
}

function switchPLink() {
plobj=document.getElementById("pl");
plobj.href="picturelibrary_s.php";
}

function setDisplayOn(itemno) {
hideAll();
state='block';
switch(itemno) {
case 1:
objectID='hh';
break;
case 2:
objectID='gm';
break;
case 3:
objectID='bt';
break;
case 4:
objectID='fl';
break;
case 5:
objectID='an';
break;
}
var object=document.getElementById(objectID);
object.style.display = state;
}

function hideAll() {
var object=document.getElementById('hh');
object.style.display = 'none';
var object=document.getElementById('gm');
object.style.display = 'none';
var object=document.getElementById('bt');
object.style.display = 'none';
var object=document.getElementById('fl');
object.style.display = 'none';
var object=document.getElementById('an');
object.style.display = 'none';
}

//show a hidden element
function sh($what) {
$lkv=document.getElementById($what) ;
$lkv.style.visibility='visible';
}