sharePoint arcitecture custom action in list shown in pop up

this is an image of a sharepoint list action , the sending news letter is a custom action that i added , but when clicking on it , i want it to open a page not redirection开发者_JAVA百科, i want it to get a pop up action with a mask behind as the View item do

What you are referring to is the modal framework in sharepoint 2010. You need to change your action javascript code.

Here is an article i've used in the past.

http://www.chakkaradeep.com/post/Using-the-SharePoint-2010-Modal-Dialog.aspx

You need to call ModalDialog Javascript function from your CustomAction rather than redirection.

Here's the URL with example of what you are looking for:

http://www.chakkaradeep.com/post/Using-the-SharePoint-2010-Modal-Dialog.aspx