A GUI specifier can be located before any 4Test declaration or statement except the use statement, which must be evaluated at compile time, with the following exceptions:
If you try to use a browser specifier instead of a GUI specifier to specify a window, Silk Test Classic will generate an error. The primary use of browser specifiers is to address differences in window declarations between different browsers. Each Agent connection maintains its own browser type, allowing different threads to interact with different browsers.