So I m new with JavaScript this is actually my first attempt to make something work and I m having a bit of trouble I thought I had enough knowledge to make this work I ve even googled for tutorials and scripts that could help me work this out but nothing really helped I can t seem to change the image source heres the code that I have so far function changeImage a document getElementById quot img quot src a src lt div id quot main img quot gt lt img id quot img quot src quot 1772031 29 b jpg quot gt lt div gt lt div id quot thumb img quot gt lt img src 1772031 29 t jpg onclick changeImage quot 1772031 29 b jpg quot gt lt img src 1772031 55 t jpg onclick changeImage quot 1772031 55 b jpg quot gt lt img src 1772031 53 t jpg onclick changeImage quot 1772031 53 b jpg quot gt lt div gt Could anyone please explain if I m doing something wrong Or maybe I m missing something Help me please -

Change image source with JavaScript

function changeImage(a) so there is no such thing as a.src => just use a.

demo here

~ Answered on 2011-09-05 20:41:45