function showQuizAnswers() {
    if (!document.getElementsByTagName) return;
    var spans = document.getElementsByTagName("span");
    for (var i=0; i<spans.length; i++) {
        var span = spans[i];
        if (span.className == "quiz_answer")
            span.style.visibility = "visible";
    }
}
function externalLinks() {
    if (!document.getElementsByTagName) return;
    var anchors = document.getElementsByTagName("a");
    for (var i=0; i<anchors.length; i++) {
        var anchor = anchors[i];
        if (anchor.getAttribute("href") && anchor.getAttribute("rel") == "external")
            anchor.target = "_blank";
    }
}
function termpopup(language, termnumber) {
    mywindow = window.open ("/tres/curriculum/" + language + "/page31.jsp#" + termnumber, "mywindow", "location=0,status=0,scrollbars=1,width=800,height=300");
    mywindow.moveTo(0,0);
}
function videopopup(videonumber) {
    mywindow = window.open ("/video/Tres_Seg_" + videonumber + ".html", "mywindow", "location=0,status=0,scrollbars=0,width=730,height=490");
    mywindow.moveTo(0,0);
}
window.onload = externalLinks;