join 2 contiguous ext3 partitions

[Joao Ferreira Gmail <joao.miguel.c.ferreira@gmail.com>]

Hello,

can I somehow join 2 ext3 partitions ?

/dev/sda6      28G   15G   12G  56% /media/armazem
/dev/sda7      19G  8.2G  9.3G  47% /media/despensa

they both contain data.

thx
Joao