1. A method for integrating a Web application with dialogue-based script input, the method comprising: executing a common script interface by a processor of a computer the common script interface issuing a command to start a script execution thread for supporting execution of a script, receiving publication of a status of the executing script and providing the published status to a Web server when the Web server polls the common script interface for the status of the executing script; and, receiving a script input request by the common script interface from the executing script in a Web page and also receiving by the common script interface a subscription to the script input request from the Web server, the subscription by the Web server causing the Web server to perform formatting of the script input request from the executing script into a Web form for the Web page by mapping the script input request to fields in the Web form, and providing the Web page to a content browser; the common script interface thereafter providing an intermediary for processing script input from the Web page in the Web server by: receiving form input in the Web form in the Web page from the content browser via the Web server without regard to a format expected by the executing script; transforming the form input into script input in the format expected by the executing script; providing the script input to the executing script; setting an autopage update feature of the Web page; serving the Web page to the content browser; and, responsive to receiving an autopage update from the Web page subsequent to receiving the script input request from the executing script, formatting the script input request into the Web form for the Web page, disabling the autopage update feature of the Web page, and reserving the Web page to the content browser.