if you have to deside weather u have to peraction or shared 
repository,
 if u go peraction the application devided into actions,for 
each and every actions you have to take parameters in data 
table,keep tool in recording mode generate the script, and 
run.

  the same process in global mode also.
by sekahr.

  please find any mistake or douct mail me.
sekahrbirada@gmail.com

We can do it:it can be set as constant or parameterized in 
the following navigation 
Tools->ObjectRepository->constant or parameter

for parameter we need to have already created xls-table 
with values