xThunder is an extension managing popular downloaders and supporting special links, it's very popular in China.
https://addons.mozilla.org/en-US/firefox/addon/xthunder/
I tried it in KM76 and didn't work, but works well on Firefox 38.8, so I wonder whether skilled professionals can find what's the problem and maybe adapt it to K-Meleon.Thank you!
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K-Meleon zh-CN:
http://pan.baidu.com/s/1o6NoHfG