A_O.Structures = function()
{
    this.loadElements();
    this.setHandlers();
}

A_O.Structures.prototype.loadElements = function()
{
    var menu = document.getElementById("menu");
    this.options = menu.getElementsByTagName("a");
    this.structures = menu.getElementsByTagName("img");
}

A_O.Structures.prototype.setHandlers = function()
{
    var options = this.options;
    var limit = this.structures.length - 1;
    var current = this;
    var structure_index = 0;
    for (var ii = 0; ii < options.length; ii++)
    {
	options[ii].onmouseover =
	    (function(index) {
		return function() {
		    current.displayStructure(index);
		};
	    })(structure_index++)
	if (structure_index > limit)
	{
	    structure_index = 0;
	}
    }
}

A_O.Structures.prototype.displayStructure = function(index)
{
    var structures = this.structures;
    var display;
    for (var ii = 0; ii < structures.length; ii++)
    {
	if (ii == index)
	{
	    display = "";
	}
	else
	{
	    display = "none";
	}
	structures[ii].style.display = display;
    }
}

if (!window.console)
{
    console = {log: function() {}};
}

var SOURCE_PATH = "/v/src/";
var SYNTAX_SCROLL_STEP = 500;
var SYNTAX_SCROLL_INTERVAL = 1600;

A_O = function()
{
    console.log(SOURCE_PATH);
    this.syntax = new A_O.Syntax();
    this.structures = new A_O.Structures();
}

A_O.include = function(path)
{
    var element = document.createElement("script");
    element.type = "text/javascript";
    element.src = SOURCE_PATH + path;
    document.getElementsByTagName("head")[0].appendChild(element);
}

A_O.build_px = function(size)
{
    return size + "px";
}

A_O.include("Syntax.js");
A_O.include("Structures.js");

window.onload = function()
{
    new A_O();
}

<?php

function print_link_tag($path, $rel, $type=null)
{
   $path = resolve_uri_path($path);
   $tag = "<link rel=\"$rel\" ";
   if ($type)
   {
       $tag .= "type=\"$type\" ";
   }
   print_l($tag . "href=\"$path\"/>");
}

function resolve_uri_path($path)
{
   $path = str_replace($GLOBALS["system_root"] . "/", "/", $path);
   return join_paths($GLOBALS["uri_root"], $path);
}

function join_paths()
{
   return implode(DIRECTORY_SEPARATOR, func_get_args());
}

function print_l($string, $break=true)
{
   $end = $break ? "\n" : "";
   echo $string . $end;
}

function print_script_tag()
{
   $path = resolve_uri_path("src/A_O.js");
   print_l("<script src=\"$path\" type=\"text/javascript\"></script>");
}

function include_syntax()
{
   include choose_file("resource/syntax/index/*.html");
}

function choose_file($pattern)
{
   return random_element(glob(resolve_system_path($pattern)));
}

function resolve_system_path($path)
{
   return join_paths($GLOBALS["system_root"], $path);
}

function print_follow_buttons()
{
   echo "<a href=\"/feed.rss\">";
   print_image_tag("img/badges/rss.png", "", "rss", false);
   print_l("</a>");
   echo "<a href=\"http://twitter.com/Dometoerio/\">";
   print_image_tag("img/badges/twitter.png", "", "twitter", false);
   print_l("</a>");
}

function print_image_tag($path, $class="", $id="", $break=true, $style="",
                         $resolve=true, $alt="")
{
   if ($resolve)
   {
      $path = resolve_uri_path($path);
   }
   print_l("<img src=\"$path\" class=\"$class\" id=\"$id\" style=\"$style\" " .
           "alt=\"$alt\" />", $break);
}

function print_scanner_animation()
{
   $animation = resolve_uri_path(choose_file("img/scanner/animations/*.gif"));
   echo "<div style=\"background: url('$animation')\">&nbsp;</div>\n";
}

function random_element($list)
{
   return $list[rand(0, count($list) - 1)];
}

function build_random_ip_address()
{
   return rand(101, 199) . "." . rand(0, 255) . "." . rand(0, 255) . "." .
      rand(0, 255);
}

function get_visitors_ip_address()
{
   return $_SERVER["REMOTE_ADDR"];
}

function print_structures()
{
   $paths = glob(resolve_system_path("img/structures/*.png"));
   $visible = rand(0, count($paths) - 1);
   foreach ($paths as $ii => $path)
   {
      $style = ($ii == $visible) ? "" : "display: none";
      print_image_tag($path, "", "", true, $style);
   }
}

function print_divider()
{
   $animation = choose_file("img/scrollers/animations/192.gif");
   $path = resolve_uri_path($animation);
   echo "<div id=\"divider\" style=\"background: url('$path')\">" .
      "&nbsp;</div>\n";
}

function print_articles()
{
    $paths = get_article_paths();
    $journal_config = parse_ini_file(
        resolve_system_path("resource/journal/config"), true, INI_SCANNER_RAW);
    $date_field = $journal_config["header"]["date_field"];
    foreach ($paths as $path)
    {
        $printed_body_line = false;
        print_l("<div class=\"entry\">");
        print_l("<div class=\"info\">");
        foreach (file($path) as $line)
        {
            if (preg_match("/^<!--/", $line))
            {
                if (preg_match("/^<!--[[:space:]]*$date_field/", $line))
                {
                    print_l("<span class=\"time\">" . get_date($line) .
                            "</span><span class=\"permalink\"><a href=\"/" .
                            get_article_id_from_path($path) .
                            "\">&diams;</a></span>");
                }
            }
            else
            {
                if (!$printed_body_line)
                {
                    print_l("</div>");
                    print_l("<div class=\"body\">");
                    $printed_body_line = true;
                }
                echo $line;
            }
        }
        print_l("</div>\n</div>");
    }
}

function get_article_paths()
{
    preg_match("/^(\/v)*(\/draft)*\/([0-9]+)\/*$/", $_SERVER["REQUEST_URI"],
               $matches);
    $expression = ".*\.html";
    if (count($matches) > 2 and $matches[2])
    {
        $root = resolve_system_path("resource/journal/draft/");
    }
    else
    {
        $root = resolve_system_path("resource/journal/entries/");
    }
    if (count($matches) > 3 and ($id = $matches[3]))
    {
        $pattern = "/^0*${id}/";
    }
    else
    {
        $pattern = "/$expression/";
    }
    $paths = array();
    $directory = opendir($root);
    while (($path = readdir($directory)) !== false)
    {
        if (preg_match($pattern, $path))
        {
            $paths[] = $root . $path;
        }
    }
    closedir($directory);
    if (!$paths)
    {
        $paths = glob($root . "*.html");
    }
    rsort($paths);
    return $paths;
}

function get_date($line)
{
    preg_match("/^<!--\s*\S+:\s*(.*)\s*-->/", trim($line), $matches);
    return date("M. d, Y, g a", strtotime($matches[1]));
}

function get_article_id_from_path($path)
{
    preg_match("/\/([0-9]+)_[^\/]*$/", $path, $matches);
    return intval($matches[1]);
}

function print_rss_button_images()
{
    $paths = glob(resolve_system_path("img/stale-mile/*.png"));
    for ($ii = 0; $ii < 6; $ii++)
    {
        $index = rand(0, count($paths) - 1);
        print_image_tag($paths[$index], "", "", false);
        array_splice($paths, $index, 1);
        if ($ii == 2)
        {
            print_l("<br />", false);
        }
    }
}

?>