谷歌地图中的动态内容api v3多个自定义标记上的信息窗口

I have the below js that implements a google map with a looped through set of custom markers. I need each marker to have a different infowindow so when you click the marker you get the content that is relevant. At the minute it doesn't open the infowindow and doesn't give me an error in consoleI have the below js that implements a google ma