[TYPO3] external Login

[Christian Platt]

Hi list,

i have the task to make a link from a runnning system into typo to  
Login.
This link is just a customer number, so hie click on the one website  
to click here an is logged in as a FE User in typo3.

His customer number is checked against tt_adderss (extendet). The  
normal Login is dione with newloginbox.

Any suggestions?

Thanks in advance
Christian