search for: redirect_to_back_or_default

hi all, im having a view page called "edit" and im having a back button in it.im using this edit view page in many place of my application.i want to go back to the page which calls this "edit" page no matter what that page is.so somebody please help me to get the previous page url in ruby on rails.waiting for the response. regards, karthik. -- Posted via