hi..i have download one code file and install in my BB8520,after Run javaloader command ,device restart,after that i check that application installed in my BB.its ok and working fine..

but my problem is that if i install one antoher cod file , its copy in download folder in BB.its too working fine but can you tell me how i can make my cod file installable,like first cod file..pls any one send me reply, i hope , you understand .what i am trying to say

thanks