Just got reports today from customers that websites with Google Maps Javascript API stopped working, and it seems Google made some changes a day or so ago.
I found a link that had helpful information, http://stackoverflow.com/questions/28582943/google-maps-v3-19-wont-load-using-embedded-vb6-browser and the exact fix that worked for me was adding this META tag:
<meta http-equiv=”X-UA-Compatible” content=”IE=EDGE” >