Index: trunk/MagicSoft/Mars/datacenter/db/querymc.php
===================================================================
--- trunk/MagicSoft/Mars/datacenter/db/querymc.php	(revision 7546)
+++ trunk/MagicSoft/Mars/datacenter/db/querymc.php	(revision 7559)
@@ -130,5 +130,5 @@
             $_GET["fEMax"]=$first?"On":"";
 
-        if (empty($_GET["fParticleType"]))
+        if (empty($_GET["fParticleTypeName"]))
             $_GET["fParticleTypeName"]="Off";