If you are running a blogspot blog and want to transfer your blog to some other email address then its really very easy. You have to follow the simple steps i mention here.
Step 1. Login to your blog with your current email address.
Step 2. Then click on Settings in the dashboard.
Step 3. Click on the permissions menu item.
Step 4. Add your other email account as an author.
Step 5. Then you will receive a email asking the blogger account access. Click on the link and once you click the link.
Step 6. Then give the admin access to that new account.
Step 7. Then logout and log in as the other email address.
Step 8. Go back to the permissions page and delete the original user.
Have fun, I hope it was really easy, If you are still facing problems in chaning the email account then you can Contact me, I will surely reply very soon.s