Not able to post Images to the server

i am using CKEditor in my application.I am posting CKEditor content to the server.I am able to post the Text and Links other Contents to server except Images which i added to CKEditor textarea by using "Browse server "button.If I copy Image form some Website like google and copy in the CKeditor , and post it to the server it's working.I am using JavaScript to post the Content to the server.
Any solution?