The present invention relates to arrangements and methods for information relating to updates of a web page associated with a call dialog between the client that has a call set up with a further client via the telephony server, wherein the client comprises a telephony interface for managing at least one dialog and a browser for disclosing at least said web page. The method of the client comprises the steps of: receiving a first telephone signaling message, wherein the message comprises an address to said web page and a first identifier associated with the address of said web page, connecting to said web page, receiving a second telephone signaling message, wherein the message comprises executable code, a web page, or a link to a web page, and a first identifier associated with the address of the web page to be updated, mapping the executable code, a web page, or a link to the web page identified by the first identifier and updating said web page disclosed on the browser of the client by executing the executable code or showing the web page or following the link to the mapped web page.