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astj/KanColleLeavePreventer.js

Last active December 30, 2015 18:19
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艦これでCommand-Wとか誤爆しがちだからUserScript書いた
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KanColleLeavePreventer.js
// ==UserScript==
// @name KanColleLeavePreventer
// @namespace http://astj.hatenablog.com/
// @include http://www.dmm.com/netgame/social/-/gadgets/=/app_id=854854/
// ==/UserScript==
window.addEventListener('beforeunload', function (e) {
return '艦これ閉じようとしてるよ?';
}, false);
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