Google Maps: Open a link when the pin is clicked

Is it possible to add a “click link location” to each pin (like

And I also would like to know if using Custom Fields & Mashups would allow me to link the pin to each post

In the meantime is there a way to remove all click actions (I don’t want a pop-up or to link to Directions)… I just want a map to be visible, not to be interacted with other than clicking the pin to view that location’s information, like a store locator.