<?php 

// add functionality for limiting excerpt word counts
function excerpt($num) {
$limit = $num+1;
$excerpt = explode(' ', get_the_excerpt(), $limit);
array_pop($excerpt);
$excerpt = implode(" ",$excerpt)."...";
echo $excerpt;
}

// add functionality for limiting content word counts
function content($num) {
$theContent = get_the_content();
$output = preg_replace('/<img[^>]+./','', $theContent);
$limit = $num+1;
$content = explode(' ', $output, $limit);
array_pop($content);
$content = implode(" ",$content)."...";
echo $content;
}

?>