hello friends
after going through usb stick and hell i was finally able to boot to backtrack

from then on when i installed through gui or dual boot or any other given way nothig really happened forget about dual boot not even single boot was available

and i was gifted with the following screeen

##################################################

L 07 07 07 07 07 07 07 07 07 07 07 07 07 07 07
07 07 07 07 07 07 07 07 07 07 07 07 07 07 07 \
07 07 07 07 07 07 07 07 07 07 07 07 07 07 07 \
07 07 07 07 07 07 07 07 07 07 07 07 07 07 07

################################################

now i have installed properly both xp and backtrack where is this going wrong

and second thing is

from usb stick i was able to turn off

noapic and acpi=off

if at all by any luck of heavens if i get even single boot backtrack

where should i turn off this apic and acpi=off options

thank you
raki