Switching between different content on Yahoo!

Here is how you can do this -

Login to your yahoo mail account and click on "Options" on the top right hand side of the page. Select "Mail Options".
On the next page click on "Account Information" and enter your password. Once you do this you will see your Yahoo! ID card.
Click on "Edit" in Member Information.
Under Member details click on Preferred Content.
Once you do this you can view your Preferred Content setting.
Change it to the one you want from the drop down and click on Finished button.
Again click on Finished button.
Now you have switched back.

All the best!