download accelerator and flashfxp

[mehtag]

the highest speed i get is 16 kbps.
when i use dap 5 i get my highest speed
but when i download the same file using
flash fxp the speed i get is 2 kbps which after
sometime reduces to 0.8 kbps.
there are many ftp sites which have hidden directories
and which only flashfxp can access... so what should
i do to increase my speed while using flashfxp
plz help!!