<html> <head> <style> .hmmessage P { margin:0px; padding:0px } body.hmmessage { font-size: 10pt; font-family:Verdana } </style> </head> <body class='hmmessage'> Dear GATE users, What is please the name of the variable associated to column 3 of the Hits file (ID of the primary particle whose descendent generated the Hit), I mean the variable used in the code source. Looking forward to your answer In advance Thank you very much Anayisse <hr />Invite your mail contacts to join your friends list with Windows Live Spaces. It's easy! <a href='http://spaces.live.com/spacesapi.aspx?wx_action=create&wx_url=/friends.aspx&mkt=en-us' target='_new'>Try it!</a></body> </html>