xp mode with ultimate 7

trying to run xp mode on 7 ultimate,,, when i go into bios ,advanced to activate visualation, don't see a box to enable or disable,,yes the processor it capable intel T-7200

are you talking about the XP compatibility mode in windows 7?

to use that you right click on the exe file of the program you want to use click on properties click on the compatibility tab then click the check box next to run this program in compatibility mode for: