javascript - Asian-language characters being messed up through transfer -

ok, have web app uses php, mysql , javascript. in input box, type , if user types in words using korean/chinese/japanese messed up.

it appears this: ヘビーローテーション.

it uses ajax call , passes through javascript wrapped around in encodeuricomponent(), maybe that's it? don't know. in mysql database shows messed up, too!

my charset encoding on webpage iso-8859-1. help?

my charset encoding on webpage iso-8859-1

that won't work. need upgrade utf-8 non-european languages.