Method for using information in another domain, program for using information in another domain, and information transfer program

摘要

To use data in another domain while executing a script language based on a security limit of an HTTP client. A main program provided to an HTTP client from a first domain executes a first program and the first program urges start of a second program provided to the HTTP client from a second domain. The second program acquires predetermined information from a second domain. Moreover, the second program urges start of a third program provided to the HTTP client from the first domain. Furthermore, a tree structure is used for storing domain browser region the tree and transferring information among a domain server and different domain browser regions.