Download file from Al11 in BW to local file

Hi All,

how to download a file from AL11 folder in BW,

we have a budget file that is placed by the business in BW App Server. Now we want to download that file into our local system.

The below are the folders, from which we have to download the file.

DIR_INB_DATA     /usr/sap/ima/datafile/inbound/data/

DIR_DATAFILE     /usr/sap/ima/datafile

DIR_INB_CNTRL     /usr/sap/ima/datafile/inbound/control/

i tried to download it but it is coming in an un formatted way.

is there any Standard procedure to download a file from AL11 folder....i tried to search in the web , but i  could find that we have to write a program for the same...in sm69 / sm49...is that correct...? if so can some body hep me by giving a sample code....?