The SCRIPT file extension is related with some WinHelp files.
Script that may be written in one of many scripting languages; typically contains variables and functions that can be run using the appropriate scripting engine. Common scripting languages include JavaScript (.JS), VBScript (.VBS), AppleScript (.SCPT), PHP (.PHP), and ASP (.ASP). Script files can typically be opened and edited with a text editor. In order to execute a script, the file extension may need to be changed to the scripting language's default extension.