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var pos002_on=new Image();
pos002_on.src="./img/pos002_a.jpg";
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pos002_off.src="./img/pos002.jpg";

var pos003_on=new Image();
pos003_on.src="./img/pos003_a.jpg";
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pos003_off.src="./img/pos003.jpg";

var pos004_on=new Image();
pos004_on.src="./img/pos004_a.jpg";
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pos004_off.src="./img/pos004.jpg";

var pos005_on=new Image();
pos005_on.src="./img/pos005_a.jpg";
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pos005_off.src="./img/pos005.jpg";