function getTextSize() {
    var prefCookie = readCookie('txtsize');
    return prefCookie;
}
function setTextSize(size) {
    createCookie('txtsize', size, 365);
}
function setStyleSheet(size) {
    var altsizes = [""], curr;
    for (i = 0; (curr = document.getElementsByTagName("link")[i]); i++) {
        if (curr.getAttribute("rel").toLowerCase() == "alternate stylesheet" && curr.getAttribute("title")) {
            curr.disabled = true;
        }
        altsizes.push(curr);
        if (curr.getAttribute("title") == size) {
            curr.disabled = false;
        }
    }
}
function setStyleImage(size) {
    var imgts = getObject("imgts_small");
    if (imgts != null) { imgts.src = imgts.src.replace("_active", "_inactive") }
    imgts = getObject("imgts_medium");
    if (imgts != null) { imgts.src = imgts.src.replace("_active", "_inactive") }
    imgts = getObject("imgts_large");
    if (imgts != null) { imgts.src = imgts.src.replace("_active", "_inactive") }
    imgts = getObject("imgts_" + size);
    if (imgts != null) { imgts.src = imgts.src.replace("_inactive", "_active") }
}
function selectStyleSheet(size) {
    if (size == null || size == "null" || size == "") size = "medium";
    if (document.getElementById) {
        setStyleSheet(size);
        setStyleImage(size);
        setTextSize(size);
    }
}