Downloading the data?

Hi Guys,

I am downloading the data from SAP to text file.Whats the problem is , for ex consider EKPO table in this we r having MENGE filed which contains values like "1,500.00" , " 2,345,564.00" ..........like that we r having i want those values like 1500.00 and 2345564.00 .so is ther any FM which can do like this i mean for whole table where ever we face these type of values. r can anybody suggest is there any way of converting for each field if not for table?

Thanks,

Gopi.