This is the use of swing produced by the Russian block, and not javascript.

Packet : 97288388控制面板awt-俄罗斯方块.rar filelist
控制面板awt-俄罗斯方块
控制面板awt-俄罗斯方块\jbcl.jar
控制面板awt-俄罗斯方块\skinlf.jar
控制面板awt-俄罗斯方块\rblock.rar
控制面板awt-俄罗斯方块\Panel2.java

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