<?php
function getImage($num) {
	global $more;
	$more = 1;
	$content = get_the_content();
	$count = substr_count($content, '<img');
	$start = 0;
	for($i=1;$i<=$count;$i++) {
	$imgBeg = strpos($content, '<img', $start);
	$post = substr($content, $imgBeg);
	$imgEnd = strpos($post, '>');
	$postOutput = substr($post, 0, $imgEnd+1);
	$image[$i] = $postOutput;
	$start=$imgEnd+1;  
 
	$cleanF = strpos($image[$num],'src="')+5;
	$cleanB = strpos($image[$num],'"',$cleanF)-$cleanF;
	$imgThumb = substr($image[$num],$cleanF,$cleanB);
 
	}
	if(stristr($image[$num],'<img')) { echo $imgThumb; }
	$more = 0;
	}
	
?>