function selector_cats() {
	global $categories;
	$content = '<div class="selector_cat" id="selector_cat">';
	$content .= '<form action="'.absolute_app_url('home', array('type' => 2)).'" method="post">';
	$category_options = '<option value="All">All</option>';
	foreach( $categories as $category ){ $category_options .= '<option value="'.$category.'">'.$category.'</option>'; }
	$content .= 'Category: <select name="category">'.$category_options.'</select>';
	$content .= '<input type="hidden" name="type" value="'.$_REQUEST['type'].'" />';
	$content .= '<input type="hidden" name="testing" value="testing" />';
	$content .= '<input type="submit" value="Show" class="inputsubmit" />';
	$content .= '</form>';
	$content .= '</div>';
	return $content;
}