This page was developed primarily for IE7 browser. With my limited resources, I've checked against some other browsers, and list their differences here.
| IE | FF | OP | MO | Functionality |
| Y | Y | N | N | mouse over image map, cursor changes to crosshair |
| Y | N | Y | N | first click opens window that is scrolled correctly |
| Y | Y | Y | Y | subsequent clicks scrolled correctly |
| Y | Y | Y | Y | if zoomed window closed, new zoomed window is opened on click |
| Abbreviation | Browser and OS |
| IE | IE 7.0.600.8000IC on Windows Vista |
| FF | Firefox 3.0.1 on Windows Vista |
| OP | Opera 9.26 on Windows Vista |
| MO | Mozilla 1.2.1 on Red Hat Linux 9.1 |