How can i change the size of my pictures?

I want to e-mail a lot of pictures so i know that it's bvetter to use photoshop to make their size smaller. Please tell me how can I do that. I've spent 2 days for that already.

Thank you.How can i change the size of my pictures?
If you use Outlook, right click, Format Picture, set height to 4';

-MMHow can i change the size of my pictures?
Use IrfanView or gimp.
YOU SHOULD TRY THIS PROGRAM ITS VERRY SIMPLE AND YOU CAN DOWNLOAD IT FOR FREE AT



http://www.download.com/Photo-Resizer/30鈥?/a>



Photo Resizer is a free utility developed for digital-camera owners, Webmasters, or anybody who quickly wants to resize a photo for e-mail or to publish on a Web site. There is no need to open a photo editor or e-mail client. Open the photo in PhotoResizer, resize it, and e-mail it to a friend, colleague, or your office. It also takes the addresses from your e-mail-client's address book. It's an excellent tool for Webmasters. Resize any photo to upload to your Web site.
Irfanview is free and not too difficult to use: http://www.irfanview.com/