How to close pop up window in servlet and redirect the servlet to parent window <p>i am creating a pop up window through jsp and passing some selected values in pop up window to jsp. while doing this i am using servlet ie. from pop up window i am calling servlet and in servlet i am using request dispacher and forwarding the result to jsp. this whole process is working fine, but the new jsp which i am calling from servlet is coming in the same pop up window. how can i close the pop up window in servlet and redirect the servlet to parent window.</p>