solar panel battery charger circuit

I have a 12 volt solar battery regulator. Any help? Any circuit diagram?
My solar battery is increasingly loaded by a solar panel because no regulator between the panel and the battery to monitor battery power. Once built a battery charger using information I got from the page DIYcom but this time, the site has nothing to do with the 12V battery regulator. I make a given circuit diagram. Thanks
Here is a site with many of them. Http: / / www.discovercircuits.com/S/solar-cell4.htm I built a solar panel tilt automatic device so my parent follow the sun. It was fun for awhile but used more power, then it was worth. So to make their own drivers and investors. Is It's always fun to build some things, but others found it is better and faster just to buy one for about $ 40 or less … http://store.oynot.com/morningstar.html