using substr

[JD_]

i cant seem to get it to work i just want it to trim the $row[business_name] could anyone help?

//displays the results

for($i = 0; $i < $num; $i++){ 
 for ($count = 1; $row = mysql_fetch_assoc ($recent_result);++$count) { 

// display format

?><table width="128" cellpadding="0" cellspacing="0" class="justadded"><!--DWLayoutTable--><tr><td width="130"><font color="#6C7885"><? echo substr('$row[business_name', 0, 4); ?>

[mrhappiness]

echo substr($row['business_name'], 0, 4);

?