Lossing my Image when i changes domain name

Ive been changes my domain from http://www.mydomain.net to http://www.mydomain.com with lot of images. Simply add and install again same procedure such as, uploading the mysql databases, template, some necessary plugins, also uploaded images. My problem is, after i success migrate to a new domain my images is wont appear in my new site. Please help me, how to fix it.

Thanks a lot for all of you advice before!