An appropriate icon is essential for many applications . Visit at Mayosof where you can download many icons in different category for different application. For example, icons for Recycle Bin / Trash , Gmail, Office, Multimedia, etc. All icons are available in PNG and ICO and are free to download and use
To change Recycle Bin icon in Windows XP,
> Right click on desktop- select properties
>Desktop Tab, Customize Desktop Button, then Select the Recycle bin Icon to change, and hit the Change button
> Browse the Icon (.ico) that you want to change.