Form Elements Images For Realistic Designing

Designers Toolbox has very nice resources for designers like banner, paper, envelope sizes, etc.

Besides them, you can find PSD image files of form elements for Firefox, Safari & Internet Explorer. As the looks of form elements differ between operating systems, Designers Toolbox provides images of both Windows & Mac environment.

Like this Mac OS X Scroller Image in Firefox:

And this buttons in Windows & Internet Explorer

Using real form element images makes it easier to imagine what will it be when converted to HTML. So, definitely give it a try.