Revert "do not know why it does not work"

This reverts commit 312b58730cde5df930afec52bc7eec1012d9d7a0.

Conflicts:
	design_1/nbproject/private/private.properties
	design_1/nbproject/private/private.xml
	design_1/src/GUI/About.form
	design_1/src/GUI/About.java
	design_1/src/GUI/HotKey.form
	design_1/src/GUI/HotKey.java
Revert "Revert "do not know why it does not work""

This reverts commit 2af7b02a57e95648b1722bc097b53eeeaa304f26.