addedit.php: adhere to standard layout of form code.

addedit.php

@@ -82,7 +82,12 @@ $titleBlock->show();
 </script>
 
 <table cellspacing="0" cellpadding="4" border="0" width="100%" class="std">
-	<form onclick="check_backup_options()" name="frmBackup" action="<?php echo "$baseUrl/index.php?m=backup&a=do_backup&suppressHeaders=1"; ?>" method="post">
+	<form onclick="check_backup_options()" name="frmBackup" action="?=m=backup" method="post" accept-charset="utf-8">
+	<input type="hidden" name="dosql" value="do_backup_aed" />
+        <input type="hidden" name="del" value="0" />
+        <input type="hidden" name="backup_id" value="<?php echo $backup_id; ?>" />
+        <input type="hidden" name="backup_owner" value="<?php echo $AppUI->user_id; ?>" />
+
 	<tr>
 		<td align="right" valign="top" nowrap="nowrap">
 			<?php echo $AppUI->_('Export'); ?>