While typing something in the Chrome JavaScript console, I managed to bring up the function openPageletActionPageInModal. Hmmm, sounds interesting. I drilled to the implementation and saw that you call it like this:

openPageletActionPageInModal("http://your.server.name/psp/ps/EMPLOYEE/HRMS/c/ROLE_EMPLOYEE.HR_EE_...")

What does it do? It converts the /psp/ part of the URL to /psc/ and opens the URL in a modal dialog. For me it worked great as long as I followed two simple rules:

• Included a question mark in the URL. If the URL has no query string parameters, just include a trailing "?".

Read More:http://jjmpsj.blogspot.com/2013/06/using-peoplecode-modals.html