How to change image dimensions(pixel)?

i want to change dimension of image to 174x144 so that i can use it in my mobile(n72)



is there any way that i can change the image dimensions



or an particular software for changing image dimension (pixel).How to change image dimensions(pixel)?
Free Online Image Resizers:



http://webresizer.com/

http://www.resize2mail.com/

http://makeathumbnail.com/

http://quickthumbnail.com/

http://thumber.bigplain.com/

http://www.shrinkpictures.com/



RonHow to change image dimensions(pixel)?
You can use Photoshop or GIMP. The last one is free.
Microsoft Office Picture Manager on Windows.

ImageMagick on Linux.
Resize/crop your image to those specs.
Microsoft Paint
use Microsoft picture manager

best to use gimp it is a very good tool for photo editing and animation



just import the pic with your spec white background
Microsoft picture manager

picasa

gimp