5. A method according to claim 4, wherein: said step of copying the fourth reference to the third reference occurs only when the second user dictionary has been modified or created by the content portion of the subsequent hierarchical level.
5. A method according to claim 4, wherein: said step of copying the fourth reference to the third reference occurs only when the second user dictionary has been modified or created by the content portion of the subsequent hierarchical level. 6. A method according to claim 5, wherein: said step of copying the fourth reference to the third reference occurs only when a setup procedure SPDL element has been processed.