Index: branches/5.2.x/core/kernel/db/db_tag_processor.php
===================================================================
--- branches/5.2.x/core/kernel/db/db_tag_processor.php
+++ branches/5.2.x/core/kernel/db/db_tag_processor.php
@@ -2597,7 +2597,7 @@
 		}
 
 		$icon_url = $this->Application->BaseURL() . 'core/admin_templates/img/top_frame/icons/' . $button_icon;
-		$button_onclick = '$form_name = ' . json_encode($form_name) . '; std_edit_item(' . json_encode($item_prefix) . ', ' . json_encode($template) . ');';
+		$button_onclick = '$form_name = ' . json_encode($form_name) . '; std_edit_item(' . json_encode($item_prefix) . ', ' . json_encode($template) . '); return false;';
 
 		$button_code = '<button
 			style="background-image: url(' . $icon_url . ');"