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@@ -6,8 +6,9 @@ Requirements
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 ============
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 Chyrp will thrive on virtually any server setup, but we guarantee Chyrp to run on no less than:
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-* PHP 5
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+* PHP 5 >= 5.1.0
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 * [PDO and PDO\_MYSQL](http://www.php.net/manual/en/ref.pdo-mysql.php) -OR- [PDO and PDO\_SQLITE](http://www.php.net/manual/en/ref.pdo-sqlite.php)
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+* DateTime installed (PHP 5.1.x marks it as experimental and you need to enable it, but 5.2.x should have it by default.)
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 * MySQL 4.1 -OR- SQLite 3
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 * Apache 1.3.3
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@@ -35,6 +35,17 @@
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     /**
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      * Function: setField
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      * Sets the feather's fields for creating/editing posts with that feather.
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+		 *
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+		 * Options:
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+		 *     attr - The technical name for the field. Think $post->attr.
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+		 *     type - The field type. (text, file, text_block, or select)
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+		 *     label - The label for the field.
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+		 *     preview - Is this field previewable? (Only use one per feather.)
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+		 *     optional - Is this field optional?
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+		 *     bookmarklet - What to fill this field by in the bookmarklet.
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+		 *                   url or page_url - The URL of the page they're viewing when they open the bookmarklet.
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+		 *                   title or page_title - The title of the page they're viewing when they open the bookmarklet.
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+		 *                   selection - Their selection on the page they're viewing when they open the bookmarklet.
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      */
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     protected function setField($options) {
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       fallback($options["classes"], array());