Imgshow Platform added Sandbox feature, that helps user to test out the feature and preview it in real time, and get the code.
Sandbox feature can be found on DiscuzX 1.5 Imgshow Help there.
Chinese version: http://www.qxinnet.com/misc-faq-action-plugin-id-qx_imgshow:help-topic-sandbox.html
English version: http://www.warung.my/misc-faq-action-plugin-id-qx_imgshow:help-topic-sandbox.html
OR
Imgshow showcase site
http://fyhao.com/showcase/imgshow/?&topic=sandbox
If you had installed a Malay version of Imgshow Discuz Plugin, there is equivalent page for Malay version in Imgshow Bantuan there.