12. The method of claim 1 , wherein the user interface includes user-selectable query windows including a simple window, an advanced window and a graphical window.
12. The method of claim 1 , wherein the user interface includes user-selectable query windows including a simple window, an advanced window and a graphical window. 13. The method of claim 12 , wherein each query window includes at least one set of one or more user entry fields, which remain constant for all search providers.