Dim instance As WebDriver
Dim identifier As Object
Dim timeout As Integer
Dim raise As Boolean
Dim returnValue As Boolean

returnValue = instance.SwitchToFrame(identifier, 
	timeout, raise)

Parameters

identifier

Type: SystemObject
The name, index(zero based) or WebElement

timeout (Optional)

Type: SystemInt32
Optional timeout in milliseconds

raise (Optional)

Type: SystemBoolean
Optional - Raise an exception after the timeout when true

Return Value

Reference