diff --git a/htdocs/core/class/html.form.class.php b/htdocs/core/class/html.form.class.php
index 519fe14bd60..0ed4a1ad80a 100644
--- a/htdocs/core/class/html.form.class.php
+++ b/htdocs/core/class/html.form.class.php
@@ -791,8 +791,8 @@ class Form
             }
 
             // Construct $out and $outarray
-            $out.= '<select id="'.$htmlname.'" class="flat" name="'.$htmlname.'">';
-            if ($showempty) $out.= '<option value="-1"></option>';
+            $out.= '<select id="'.$htmlname.'" class="flat" name="'.$htmlname.'">'."\n";
+            if ($showempty) $out.= '<option value="-1"></option>'."\n";
             $num = $this->db->num_rows($resql);
             $i = 0;
             if ($num)
@@ -821,9 +821,10 @@ class Form
                     array_push($outarray, array('key'=>$obj->rowid, 'value'=>$obj->name, 'label'=>$obj->name));
 
                     $i++;
+                    if (($i % 10) == 0) $out.="\n";
                 }
             }
-            $out.= '</select>';
+            $out.= '</select>'."\n";
         }
         else
         {