/**
* Styleswitch stylesheet switcher built on jQuery
* Under an Attribution, Share Alike License
* By Kelvin Luck ( http://www.kelvinluck.com/ )
**/

(function($) {
    $(document).ready(function() {
        $('.styleswitch').click(function() {
            switchStylestyle(this.getAttribute("id"));
            return false;
        });
        var c = readCookie('style');
        if (c) switchStylestyle(c);
    });

    function switchStylestyle(styleName) {
        $('link[@rel*=style][title]').each(function(i) {
            this.disabled = true;
            if (this.getAttribute('title') == styleName) this.disabled = false;
        });

        if (styleName == "SmallFont") {
            $("#FontResize > #MediumFont").removeClass("mediumfont-active").addClass("mediumfont-inactive");
            $("#FontResize > #LargeFont").removeClass("largefont-active").addClass("largefont-inactive");
            $("#FontResize > #SmallFont").removeClass("smallfont-inactive").addClass("smallfont-active");
        }
        else if (styleName == "MediumFont") {
            $("#FontResize > #LargeFont").removeClass("largefont-active").addClass("largefont-inactive");
            $("#FontResize > #SmallFont").removeClass("smallfont-active").addClass("smallfont-inactive");
            $("#FontResize > #MediumFont").removeClass("mediumfont-inactive").addClass("mediumfont-active");
        }
        else if (styleName == "LargeFont") {
            $("#FontResize > #MediumFont").removeClass("mediumfont-active").addClass("mediumfont-inactive");
            $("#FontResize > #SmallFont").removeClass("smallfont-active").addClass("smallfont-inactive");
            $("#FontResize > #LargeFont").removeClass("largefont-inactive").addClass("largefont-active");
        }

        createCookie('style', styleName, 365);
    }
})(jQuery);
// cookie functions http://www.quirksmode.org/js/cookies.html
function createCookie(name, value, days) {
    if (days) {
        var date = new Date();
        date.setTime(date.getTime() + (days * 24 * 60 * 60 * 1000));
        var expires = "; expires=" + date.toGMTString();
    }
    else var expires = "";
    document.cookie = name + "=" + value + expires + "; path=/";
}
function readCookie(name) {
    var nameEQ = name + "=";
    var ca = document.cookie.split(';');
    for (var i = 0; i < ca.length; i++) {
        var c = ca[i];
        while (c.charAt(0) == ' ') c = c.substring(1, c.length);
        if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length, c.length);
    }
    return null;
}
function eraseCookie(name) {
    createCookie(name, "", -1);
}
// /cookie functions