ie scrollbar

How do you make the scrollbars with the same theme colors as the website

You can use cascading style sheets to set the colors of the scrollbar. There are some online editors that will generate the code for you if you're not familiar with css.

if you know the hex colors you want you can use this
http://www.htmlbasix.com/scrollbargenerator.shtml

and this one has little popup color palettes that allow you to choose a color
http://www.g2gk.com/scrollbar/

you can find a bunch more by searching google for css scrollbar generator

the code could be used in an embedded style sheet inside the head tag and might look something like this: