function show(teacher) {
    var teachers = document.getElementsByTagName("div");
    for (var x = 0; x < teachers.length; x++) {
        name = teachers[x].getAttribute("name");
        if (name == "teachers" ) {
            if (teachers[x].id.match(teacher)) {
                teachers[x].style.display = 'block';
            }
            else {
                teachers[x].style.display = 'none';
            }
        }
    }
}


function loadTwo(iframe1URL)
{
    parent.FRAME1.location.href = iframe1URL;
    parent.pagetitle.innerhtml = "TEST";
}