A small simple screen hack that pushes the screen around using the view
port, and simulates a floating motion.  Source available from author.  

 PERMSSN    UID  GID    PACKED    SIZE  RATIO     CRC       STAMP          NAME
---------- ----------- ------- ------- ------ ---------- ------------ -------------
[generic]                  248     624  39.7% -lh5- b20d Feb  1  1991 Swish.info
[generic]                   31      31 100.0% -lh0- 5873 Feb  1  1991 Swish/.info
[generic]                  389     676  57.5% -lh5- 6af4 Feb  1  1991 Swish/READ.ME!
[generic]                  643     734  87.6% -lh5- e92d Feb  1  1991 Swish/READ.ME!.info
[generic]                  120     149  80.5% -lh5- 2664 Feb  1  1991 Swish/README.fnf
[generic]                 7824    8168  95.8% -lh5- 2ebc Feb  1  1991 Swish/Swish
[generic]                  183     386  47.4% -lh5- 7dde Feb  1  1991 Swish/Swish.info
---------- ----------- ------- ------- ------ ---------- ------------ -------------
 Total         7 files    9438   10768  87.6%            Feb  1  1991