Am trying to follow this tutorial http://www.mindstick.com/Articles/0f1b65c3-b0f6-4a93-b4b5-56c278d855c2/Editable%20Grid%20View%20System%20us#.VXqaM_mqqko
but pop is not displaying in my project only difference is am using master page in my project is that the issue ??
please help me to solve this issue.