Roundcube module for Joomla 1.5

[Edgar]

Hi I cannot find module for Joomla 1.5  , where you just need to put login information in joomla page and youl be conected to Roundcube mail

Login : example@exmple.com
Password: XXXXXXX

I have tryed to conect Cpanel but that didnt work

Could you help me with this?