How would I edit this to change image size in this line of code
$logo = "<div class=\"logo\"><img src=\"" . $g['logo'] . "\" alt=\"" . $g['name'] . "\" /></div>";
To make maximum height of 30(px)
$logo = "<div class=\"logo\"><img src=\"" . $g['logo'] . "\" alt=\"" . $g['name'] . "\" /></div>";
To make maximum height of 30(px)