Political Neighborhood Canvassing Software - repost 2

I need a political neighborhood canvassing software program like this: [login to view URL] A Google API integration that allows for street canvassing: [login to view URL] [login to view URL] This does not need to be an iPhone/Android App, but viewable on those devices (web based, and offline). Would like ability to assign routes to specific users and drop pins. Pins will include information on the visited person (First name, Last name, Address, etc.) Basically, exactly what the above examples are offering. I want all of the same functionality and capabilities from the example sites/videos above.