Abstract: The invention provides a system and method for modifying a webpage. In the system of the invention, a tag classification module classifies tags on the webpage; and a webpage modification module adds one or more predetermined functionalities to the webpage based upon the classification of one or more of the classified tags on the webpage. The functionality added to a webpage by the webpage modification module may be, for example, a menu of items associated with the classification of the tag, one or more activatable images associated with the classification of the tag or a toolbar.