ZStructure

Hi Experts,

i have a Zstructure in that i need to insert the (custome)field unit cost.for this how to create domain & reference table and reference amount field.plz tell me step by step.

in the COMPONENT I PUT THE FIELD AS "UNITC" AND IN COMPONENT TYPE I PUT AS "ZUNITC" AFTER DOUBLE CLICKING IT ITS ASKING DOMAIN SO HOW TO CREATE DOMAIN . ITS DATA TYPE SHOULD BE "NUM" LENGTH 13 DECIMAL PLACES 2.

PLZ HELP ME EXPERTS.

CORRECT ANSWERS WILL BE REWARDED.

THANKS & REGARDS

SUNITA.