- Patch #6806 by UnConeD: prefixed form IDs with 'edit-' so they won't clash
  with other IDs.  Also makes things a tad more consistent.

includes/common.inc

@@ -1276,7 +1276,7 @@ function form_checkboxes($title, $name, $values, $options, $description = NULL,
  */
 function form_textfield($title, $name, $value, $size, $maxlength, $description = NULL, $attributes = NULL, $required = FALSE) {
   $size = $size ? ' size="'. $size .'"' : '';
-  return theme('form_element', $title, '<input type="text" maxlength="'. $maxlength .'" class="'. _form_get_class('form-text', $required, _form_get_error($name)) .'" name="edit['. $name .']" id="'. $name .'"'. $size .' value="'. check_form($value) .'"'. drupal_attributes($attributes) .' />', $description, $name, $required, _form_get_error($name));
+  return theme('form_element', $title, '<input type="text" maxlength="'. $maxlength .'" class="'. _form_get_class('form-text', $required, _form_get_error($name)) .'" name="edit['. $name .']" id="edit-'. $name .'"'. $size .' value="'. check_form($value) .'"'. drupal_attributes($attributes) .' />', $description, 'edit-'. $name, $required, _form_get_error($name));
 }
 
 /**
@@ -1303,7 +1303,7 @@ function form_textfield($title, $name, $value, $size, $maxlength, $description =
  */
 function form_password($title, $name, $value, $size, $maxlength, $description = NULL, $attributes = NULL, $required = FALSE) {
   $size = $size ? ' size="'. $size .'"' : '';
-  return theme('form_element', $title, '<input type="password" class="'. _form_get_class('form-password', $required, _form_get_error($name)) .'" maxlength="'. $maxlength .'" name="edit['. $name .']" id="'. $name .'"'. $size .' value="'. check_form($value) .'"'. drupal_attributes($attributes) .' />', $description, $name, $required, _form_get_error($name));
+  return theme('form_element', $title, '<input type="password" class="'. _form_get_class('form-password', $required, _form_get_error($name)) .'" maxlength="'. $maxlength .'" name="edit['. $name .']" id="edit-'. $name .'"'. $size .' value="'. check_form($value) .'"'. drupal_attributes($attributes) .' />', $description, 'edit-'. $name, $required, _form_get_error($name));
 }
 
 /**
@@ -1331,7 +1331,7 @@ function form_password($title, $name, $value, $size, $maxlength, $description =
 function form_textarea($title, $name, $value, $cols, $rows, $description = NULL, $attributes = NULL, $required = FALSE) {
   $cols = $cols ? ' cols="'. $cols .'"' : '';
   module_invoke_all('textarea', $name);  // eg. optionally plug in a WYSIWYG editor
-  return theme('form_element', $title, '<textarea wrap="virtual"'. $cols .' rows="'. $rows .'" name="edit['. $name .']" id="'. $name .'" class="'. _form_get_class('textarea', $required, _form_get_error($name)) .'"'. drupal_attributes($attributes) .'>'. check_form($value) .'</textarea>', $description, $name, $required, _form_get_error($name));
+  return theme('form_element', $title, '<textarea wrap="virtual"'. $cols .' rows="'. $rows .'" name="edit['. $name .']" id="edit-'. $name .'" class="'. _form_get_class('textarea', $required, _form_get_error($name)) .'"'. drupal_attributes($attributes) .'>'. check_form($value) .'</textarea>', $description, 'edit-'. $name, $required, _form_get_error($name));
 }
 
 /**
@@ -1376,7 +1376,7 @@ function form_select($title, $name, $value, $options, $description = NULL, $extr
       $select .= '<option value="'. $key .'"'. (is_array($value) ? (in_array($key, $value) ? ' selected="selected"' : '') : ($value == $key ? ' selected="selected"' : '')) .'>'. check_form($choice) .'</option>';
     }
   }
-  return theme('form_element', $title, '<select name="edit['. $name .']'. ($multiple ? '[]' : '') .'"'. ($multiple ? ' multiple="multiple" ' : '') . ($extra ? ' '. $extra : '') .' id="'. $name .'">'. $select .'</select>', $description, $name, $required, _form_get_error($name));
+  return theme('form_element', $title, '<select name="edit['. $name .']'. ($multiple ? '[]' : '') .'"'. ($multiple ? ' multiple="multiple" ' : '') . ($extra ? ' '. $extra : '') .' id="edit-'. $name .'">'. $select .'</select>', $description, 'edit-'. $name, $required, _form_get_error($name));
 }
 
 /**
@@ -1399,7 +1399,7 @@ function form_select($title, $name, $value, $options, $description = NULL, $extr
  * provided by file.inc.
  */
 function form_file($title, $name, $size, $description = NULL, $required = FALSE) {
-  return theme('form_element', $title, '<input type="file" class="'. _form_get_class('form-file', $required, _form_get_error($name)) .'" name="edit['. $name .']" id="'. $name .'" size="'. $size ."\" />\n", $description, $name, $required, _form_get_error($error));
+  return theme('form_element', $title, '<input type="file" class="'. _form_get_class('form-file', $required, _form_get_error($name)) .'" name="edit['. $name .']" id="edit-'. $name .'" size="'. $size ."\" />\n", $description, 'edit-'. $name, $required, _form_get_error($error));
 }
 
 /**