打开Form之前，弹出选择组织的LOV（Change organization）

FND_ORG.CHOOSE_ORG

procedure

FND_ORG.CHOOSE_ORG(allow_cancel IN boolean default FALSE);

Description:

Call this procedure in PRE–FORM. to ensure the organization
parameters are set. If the local form. has no organization parameters
passed, the global defaults are used. If the global organization defaults
are not set, the procedure opens the organization LOV to force an
organization selection.

Arguments (input)

Allow cancelation of the LOV without forcing a
choice. The default is FALSE.