function slideUp(id) {
if ( document.getElementById(id).style.display == "none" ) {
document.getElementById(id).style.display = "block";
} else {
document.getElementById(id).style.display = "none";
}
}
function closeAll() {
var id = 1;
while ( myElement = document.getElementById('staff_'+id) ) {
document.getElementById('staff_'+id).style.display = "none";
id++;
}
}