Programmers must account for runtime errors in their code. As you have seen, Arcview has several GUIs that are associated with each document type. There is an Avenue script associated with each control. Customizing the Interface You can change the functionality of each control and add and remove controls. You use the Customize dialog box to add and remove controls and to change the Avenue script that is associated with a control.
Scripts have properties.
Use the script properties dialog box to change the name. It is important to use a special character as the first character of the name. The compile is really a lint checker. It finds an errors in code - nonexistent or misspelled requests, using a variable before it was set. You can get run time errors even after you compiled the code.