Index: branches/5.2.x/core/admin_templates/incs/form_blocks.tpl
===================================================================
diff -u -N -r15733 -r15748
--- branches/5.2.x/core/admin_templates/incs/form_blocks.tpl	(.../form_blocks.tpl)	(revision 15733)
+++ branches/5.2.x/core/admin_templates/incs/form_blocks.tpl	(.../form_blocks.tpl)	(revision 15748)
@@ -372,7 +372,7 @@
 						flashsid : '<inp2:m_SID/>',
 						uploadURL : '<inp2:m_t pass="all,$prefix" {$prefix}_event="OnUploadFile" js_escape="1" no_amp="1" />',
 						deleteURL : '<inp2:m_t pass="all,$prefix" {$prefix}_event="OnDeleteFile" field_id="#FIELD_ID#" file="#FILE#" js_escape="1" no_amp="1"/>',
-						tmp_url : '<inp2:m_t pass="all,$prefix" {$prefix}_event="OnViewFile" tmp="1" field="#FIELD#" file="#FILE#" id="#ID#" js_escape="1" no_amp="1" />',
+						previewURL : '<inp2:m_t pass="all,$prefix" {$prefix}_event="OnViewFile" field="#FIELD#" file="#FILE#" js_escape="1" no_amp="1" />',
 
 						// Button settings
 						buttonImageURL: 'img/upload.png',	// Relative to the Flash file