The present invention is a system for controlling graphical user interface by voice commands. The present invention constitutes a means for receiving issued voice commands from a standard voice recognition system (18), a means for monitoring the state of a target application (16), a means for determining active voice commands from the state of the target application (12), a means for determining whether issued voice command is an active voice command, a means for associating each active voice command with a block of script code data (14), a means for issuing the block of script code data associated with the issued voice command to the graphical user interface when the issued voice command is determined to be an active voice command.