function filter_category_photo() {
if (document.getElementById("ct").value=='usr') {
document.getElementById("ob").style.display="none";
document.getElementById("oh").style.display="none";
document.getElementById("uf").style.display="inline";
filter_users();
} else {
document.getElementById("uf").style.display="none";
document.getElementById("txt").style.display="none";
document.getElementById("ob").style.display="inline";
filter_operation();
}
}
function filter_category_users() {
if (document.getElementById("ct").value=='usr') {
document.getElementById("ob").style.display="none";
document.getElementById("oh").style.display="none";
document.getElementById("uf").style.display="inline";
filter_users();
} else {
document.getElementById("uf").style.display="none";
document.getElementById("txt").style.display="none";
document.getElementById("ob").style.display="inline";
filter_operation();
}
}
function filter_operation() {
switch (document.getElementById("ob").value) {
case "new" :
case "msg" :
case "nrt" :
document.getElementById("oh").style.display="none";
break;
default :
document.getElementById("oh").style.display="inline";
break;
}
}
function filter_users() {
switch (document.getElementById("uf").value) {
case "fnd" :
document.getElementById("txt").style.display="inline";
document.getElementById("txt").focus();
break;
default :
document.getElementById("txt").style.display="none";
break;
}
}