Disclosed are an operation response method, a client, a browser and a system, which belong to the field of computers. The method comprises: acquiring an operation instruction, when a pre-determined operation corresponding to an operational object on a currently displayed webpage is received, the operation instruction being an operation instruction corresponding to the operational object, which is acquired from the webpage; and according to the operation instruction, executing a corresponding operation. The present invention can solve the problem in the prior art that after a user queries and browses an interested network service via a webpage, the network service queried from the webpage is required to be manually started in a client, thereby achieving the purposes of simplifying an operation process and saving operation resources and operation time.