Hi, I would like to know if a timer can be included in salesforce chat window when an agent is chatting with a customer. The timer should get reset after every chat message. This will allow the agent or the customer know how long they are waiting since the last conversation.  Please advice. 

Hi, I would like to know if a timer can be included in salesforce chat window when an agent is chatting with a customer. The timer should get reset after every chat message. This will allow the agent or the customer know how long they are waiting since the last conversation.  Please advice.