CRMListBlock object
Use the CRMListBlock object to create and display lists.
CRMListBlock is a child of the CRMBlock object and parent of the CRMGridColBlock object. You can link the list block to a search box in the CRMEntryGroupBlock object and use the search result as the argument for the list block.
Preceding code:
ListBlock = CRM.GetBlock('companygrid');