diff --git a/htdocs/product/document.php b/htdocs/product/document.php
index 34337218a62..83d59a26a90 100644
--- a/htdocs/product/document.php
+++ b/htdocs/product/document.php
@@ -288,11 +288,11 @@ if ($object->id)
 
     			print  '<tr class="liste_titre"><td>';
 
-    			$delauft_lang = empty($lang_id) ? $langs->getDefaultLang() : $lang_id;
+    			$default_lang = empty($lang_id) ? $langs->getDefaultLang() : $lang_id;
 
     			$langs_available = $langs->get_available_languages(DOL_DOCUMENT_ROOT, 12);
 
-			    print Form::selectarray('lang_id', $langs_available, $delauft_lang, 0, 0, 0, '', 0, 0, 0, 'ASC');
+			    print Form::selectarray('lang_id', $langs_available, $default_lang, 0, 0, 0, '', 0, 0, 0, 'ASC');
 
     			if ($conf->global->MAIN_MULTILANGS) {
     				print  '<input type="submit" class="button" name="refresh" value="' . $langs->trans('Refresh') . '">';
@@ -301,25 +301,18 @@ if ($object->id)
     			print  '</td></tr>';
     		}
 
-    		$style = 'impair';
     		foreach ($filearray as $filetoadd)
     		{
     			if ($ext = pathinfo($filetoadd['name'], PATHINFO_EXTENSION) == 'pdf')
     			{
-    				if ($style == 'pair') {
-    					$style = 'impair';
-    				} else {
-    					$style = 'pair';
-    				}
-
     				$checked = '';
     				$filename = $filetoadd['name'];
 
     				if ($conf->global->MAIN_MULTILANGS)
     				{
-    					if (array_key_exists($filetoadd['name'] . '_' . $delauft_lang, $filetomerge->lines))
+    					if (array_key_exists($filetoadd['name'] . '_' . $default_lang, $filetomerge->lines))
     					{
-    						$filename = $filetoadd['name'] . ' - ' . $langs->trans('Language_' . $delauft_lang);
+    						$filename = $filetoadd['name'] . ' - ' . $langs->trans('Language_' . $default_lang);
     						$checked = ' checked ';
     					}
     				}
@@ -331,7 +324,7 @@ if ($object->id)
     					}
     				}
 
-    				print  '<tr class="' . $style . '"><td>';
+    				print  '<tr class="oddeven"><td>';
     				print  '<input type="checkbox" ' . $checked . ' name="filetoadd[]" id="filetoadd" value="' . $filetoadd['name'] . '">' . $filename . '</input>';
     				print  '</td></tr>';
     			}