WordPress MU

hi guys,

i just want to customise the default theme....

let me be clear

i have modified the index page by editing home.php..but when i create a new page it is using some default theme...

check it here...

http://blogs.karomasti.com/blog/2008/11/04/hghgh/

how to change this theme

please tell me if u know...

i want the script to use the Sophistication theme in place of default theme....how to do this....

the answer to all your template related questions :-)
http://codex.wordpress.org/images/1/18/Template_Hierarchy.png

"i want the script to use the Sophistication theme in place of default theme"

Then change the theme in the backend.

Hmmm.. me thinks you would be best going here for a bit:
http://wordpress.tv/2009/01/13/choosing-a-theme-for-your-blog/

but when i set up Sophistication theme as default in backend ..ok but home to modify home.php file...where to modify it..i cannnot find it in the theme folder

what exactly do you want to do? yous said you modified home.php now you say you can't find home?

let me explain buddy

see this....

http://blogs.karomasti.com

i have updated sophistication theme in my admin panel...now this is displaying the latest posts when one is accesing http://blogs.karomasti.com.. i just want to ask why it is not showing home.php when i change my default theme....

"i just want to ask why it is not showing home.php when i change my default theme."

If the other theme doesn't have a home.php file, it won't show it, that's why.