Solution : https://service.sap.com/sap/support/notes/622140 (SAP Service marketplace login required)
Key words : 
crm web application installation guide 4, newest availabe support package, administration des business package, java software development kit 1, 0 sp01 web application components, text retrieval & information extraction, 0 sp01 sap internet sales 4, internet sales scenario ______________________________________________________________________, internet sales installation guide 4, install crm channel management 4
Related Notes : 
       
| 647686 | Overview of SPs for CRM-ISA/CRM-ISA-R3/CRM-CHM 4.0 | 
| 646140 | Security Check of Internet Sales | 
| 639535 | MS SQL JDBC driver for CRM 4.0 | 
| 638767 | Enterprise Portal has to run on J2EE engine | 
| 634869 | SAPKU40001: Support Package 01 for CRM 4.0 | 
| 633813 | Incorrect mimes URL | 
| 480520 | Integration of SAP J2EE Engine 6.20 / 6.40 with Apache |