house has been broken

Please help me. My house has been broken into. Social Insurance Institution refused  a pay damages to me. An explanations include,a circle was opened, a door i' ve anti- breaking, once of  new products on the market. All was closed appropratiely except the circle.The burglar got inside throught the front door.  They have been stolen DVD, notebook and Tv set. Is it worth to struggle  to it?