Customizing an existing window

Practically, there will be a situation when we will have to make changes to the existing screens. For example, label change, data type change, logically grouping the fields, and so on. In this recipe, we will take our newly created MOM window and we will customize it further to understand the process involved in customizing an existing window.

In the previous recipe, our window had a Start Date, Start Time, and End Time. All of them display both the date and time. Now, say, we want to achieve the following: