Abstract: A method for instantly updating a wallpaper on a screen of a user device responsive of a user query. The method comprises performing an analysis of the user query input by a user of the user device; selecting a wallpaper respective of at least the user query that is determined to be related to the user input; and providing the selected wallpaper to the user device for a display on the screen of the user's device.

Abstract: A method for adaptation of a free text query to a customized query. The method comprises selecting at least one resource from a plurality of resources of information for responding to a query received from a user device; performing an analysis of the received query; performing at least one of: customizing the query to meet an input query format of a selected at least one resource, or and providing an input query that is transformed to meet an input requirement of the selected at least one resource; and sending the customized query to the selected at least one resource, wherein each of the selected at least one resource receives an appropriately customized query format.