private void btnModifyMouseClicked(MouseEvent evt) {
		
		addClicked = false;
		agent.setAgentId(chunkId());//set the agent id to the selected one
		//open instance of AgentAddModify dialog and set visibility true
		AgentAddModify addModifyAgent = new AgentAddModify(this,addClicked,agent);
		addModifyAgent.setVisible(true);
	}