separate label and field content with a blank

otherwise it doesn't look good (imho).

diff --git a/content.module b/content.module
index 613abe6..e67394e 100644
--- a/content.module
+++ b/content.module
@@ -989,7 +989,7 @@ function theme_field(&$node, &$field, &$items, $teaser, $page) {
   if (!empty($items_output)) {
     $output .= '<div class="field field-type-'. strtr($field['type'], '_', '-') .' field-'. strtr($field['type'], '_', '-') .' field-'. strtr($field['field_name'], '_', '-') .'">';
     if ($label_display == 'above') {
-      $output .= '<div class="field-label">'. $label .':</div>';
+      $output .= '<div class="field-label">'. $label .': </div>';
     }
     $output .= '<div class="field-items">'. $items_output .'</div>';
     $output .= '</div>';

just a single blank after the colon and before the closing div and everything is fine ;-)