if (document.images) {
	btn050a					= new Image(); btn050a.src					= "../../../teachers/images/teacherFeatureApple_ro.gif";
	btn050b					= new Image(); btn050b.src					= "../../../teachers/images/teacherFeatureApple.gif";
	btn051a					= new Image(); btn051a.src					= "images/2002olympicsGoldCoin_rev_ro.jpg";
	btn051b					= new Image(); btn051b.src					= "images/2002olympicsGoldCoin_obv.jpg";
	btn052a					= new Image(); btn052a.src					= "images/2002olympicsSilverCoin_rev_ro.jpg";
	btn052b					= new Image(); btn052b.src					= "images/2002olympicsSilverCoin_obv.jpg";
}