How can I change google by yahoo in a macbook?

I want to use yahoo as default search engine in a macbook|||What browser are you using?


For safari you can follow these directions:


http://browsers.about.com/od/safar1/ss/s鈥?/a>





For Firefox:


http://google.about.com/od/googlebasics/鈥?/a>








and set the home page url to:


http://www.yahoo.com|||For Safari? Try one of these plugins here.


http://pimpmysafari.com/plugins/?c=Searc鈥?/a>


Firefox? There probably a similar plugin you can install.