function set_cookie(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 get_cookie(name) {
    var name_eq = 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(name_eq) == 0) return c.substring(name_eq.length, c.length);
    }
    return null;
}

function delete_cookie(name) {
    var expires = "; expires=Thu, 01-Jan-70 00:00:01 GMT;";
    document.cookie = name + expires;
}


function changeFontSize(styleID) {
    set_cookie("page_size", styleID, 180);

    if (styleID == "small") {
        fsize = "9pt";
        hsize = "13pt";
    } else if (styleID == "medium") {
        fsize = "10pt";
        hsize = "14pt";
    } else if (styleID == "large") {
        fsize = "11pt";
        hsize = "15pt";
    }
    
    $("#Site").css({
        "font-size": fsize
    });
    
    $("#content_font").css({
            "font-size": fsize
    });

    $("#content_font h2").css({
    "font-size": hsize
    });

    $("#content_font a").css({
            "font-size": fsize
    });
 }

function SetFontStyle() {


    var fsize = get_cookie("page_size");

    if (fsize != null) {
        changeFontSize(fsize);


    } else {
        changeFontSize("small");
    }
}