/* Redirect script supposedly no longer needed
function redirectPath() { 
  re = /((www.)?amaiman.smugmug.com)/; 
  tmp = window.location.href; 
  if (re.test(tmp)) { 
    tmp = tmp.replace(re, 'photos.maiman.net'); 
    window.location.href = tmp; 
  } 
}
redirectPath();
*/
/*
--------------------------------------------------
    ContextualizeTitle Settings
--------------------------------------------------
*/
var titleSettings = {
    separator    : ": ",    // Text to insert between parts of title.
    maxLength    : -1,      // Limits length of title (-1 == no limit).
    doPhotos     : true,    // true == append photo captions
    doAlbums     : false,    // true == append album names
    doGalleries  : true,    // true == append gallery names
    stripSmugmug : true,    // true == remove " - powered by SmugMug" from title bar text
    inverse      : false,   // true == reverse order of home/gallery/album/photo
    siteTitle    : null     // null == use normal site title. "" == suppress site title. "Any Value" == replaces normal site title.
};

/*
--------------------------------------------------
    ContextualizeTitle Class
--------------------------------------------------
*/
function ContextualizeTitle ()
{
    var pieces = new TitlePieces();
    var newTitle = "";
    if (titleSettings.inverse)
    {
        newTitle = MakeTitleBackward();
    }
    else
    {
        newTitle = MakeTitleForward();
    }
    if (titleSettings.maxLength > -1)
    {
        newTitle = newTitle.substr(0, titleSettings.maxLength);
    }
    if (titleSettings.stripSmugmug == false)
    {
        newTitle += " - powered by SmugMug";
    }
    document.title = newTitle;

    // METHODS

    function MakeTitleBackward ()
    {
        var title = "";
        title += pieces.Photo
        if (title.length > 0
            && pieces.Album.length > 0)
        {
            title += titleSettings.separator;
        }
        title += pieces.Album;
        if (title.length > 0
            && pieces.Gallery.length > 0)
        {
            title += titleSettings.separator;
        }
        title += pieces.Gallery;
        if (title.length > 0
            && pieces.Main.length > 0)
        {
            title += titleSettings.separator;
        }
        title += pieces.Main;
        return title;
    }

    function MakeTitleForward ()
    {
        var title = "";
        title += pieces.Main;
        if (title.length > 0
            && pieces.Gallery.length > 0)
        {
            title += titleSettings.separator;
        }
        title += pieces.Gallery;
        if (title.length > 0
            && pieces.Album.length > 0)
        {
            title += titleSettings.separator;
        }
        title += pieces.Album;
        if (title.length > 0
            && pieces.Photo.length > 0)
        {
            title += titleSettings.separator;
        }
        title += pieces.Photo
        return title;
    }

    // CLASSES

    function TitlePieces ()
    {
        this.Main = GetMainTitle();
        this.Gallery = GetGalleryTitle();
        this.Album = GetAlbumTitle();
        this.Photo = GetPhotoTitle();

        function GetMainTitle ()
        {
            var value = titleSettings.siteTitle;
            if (value == null)
            {
                var index = document.title.indexOf("- powered by SmugMug");
                value = document.title.substr(0, index);
            }
            return value;
        }

        function GetGalleryTitle ()
        {
            var value = "";
            if (titleSettings.doGalleries)
            {
                var element = document.getElementById("galleryTitle");
                if (element)
                {
                    value = GetTextContent(element);
                    if (value.length > 0)
                    {
                         // remove " galleries" from title
                        var index = value.indexOf(" galleries");
                        if (index > -1)
                        {
                            value = value.substr(0, index);
                        }
                    }
                }
            }
            return value;
        }

        function GetAlbumTitle ()
        {
            var value = "";
            if (titleSettings.doAlbums)
            {
                var element = document.getElementById("albumTitle");
                if (element)
                {
                    value = GetTextContent(element);
                }
            }
            return value;
        }

        function GetPhotoTitle ()
        {
            var value = "";
            if (titleSettings.doPhotos)
            {
                var element = document.getElementById("caption_bottom");
                if (!element)
                {
                    element = document.getElementById("caption_top");
                }
                if (element)
                {
                    value = GetTextContent(element);
                }
            }
            return value;
        }

    }

} // end of ContextualTitle class

/*
--------------------------------------------------
    Utility Methods
--------------------------------------------------
*/

function GetPhotoCaption()
{
    var caption = "";
    var photoTitle = document.getElementById("caption_bottom");
    if(!photoTitle)
    {
        photoTitle = document.getElementById("caption_top");
    }
    if(photoTitle)
    {
        caption = GetTextContent(photoTitle);
    }
    return caption;
}

function GetTextContent(node)
{
    var text = "";
    if(node)
    {
        if(node.children)
        {
            text = GetTextContent(node.firstChild);
        }
        else
        {
            if(node.nodeValue)
            {
                text = node.nodeValue; // IE
            }
            else
            {
                text = node.textContent; // mozilla
            }
        }
    }
    text = Trim(text);
    return text;
}

function Trim(text)
{
    var regexp = /^\s+|\s+$/g;
    text = text.replace(regexp, "");
    return text;
}

function IsHomePage()
{
    var isHomePage = false;
    // test for the "homepage" class name in the <BODY> tag
    var classStr = document.body.className;
    if (classStr && (classStr.indexOf("homepage") != -1))
    {
        isHomePage = true;
    }
    return isHomePage;
}