function cacheImg(imgObj,imgSrc) {

	if (document.images) {
		eval(imgObj+' = new Image()')
		eval(imgObj+'.src = "'+imgSrc+'"')
	}
}

cacheImg('header','http://www.ast-ss.org/js/qa/sportsNutritionOff.gif');
cacheImg('header','http://www.ast-ss.org/js/qa/onlineOrderOff.gif');
cacheImg('header','http://www.ast-ss.org/js/qa/questionAnswersOff.gif');
cacheImg('header','http://www.ast-ss.org/js/qa/breakingResearchOff.gif');
cacheImg('header','http://www.ast-ss.org/js/qa/trainingExerciseOff.gif');
cacheImg('header','http://www.ast-ss.org/js/qa/emailUpdateOff.gif');
cacheImg('header','http://www.ast-ss.org/js/qa/contactASTOff.gif');
cacheImg('header','http://www.ast-ss.org/js/qa/freeHPMuscleOff.gif');
cacheImg('header','http://www.ast-ss.org/js/qa/whatsNewOff.gif');
cacheImg('header','http://www.ast-ss.org/js/qa/sportsNutritionOn.gif');
cacheImg('header','http://www.ast-ss.org/js/qa/onlineOrderOn.gif');
cacheImg('header','http://www.ast-ss.org/js/qa/questionAnswersOn.gif');
cacheImg('header','http://www.ast-ss.org/js/qa/breakingResearchOn.gif');
cacheImg('header','http://www.ast-ss.org/js/qa/trainingExerciseOn.gif');
cacheImg('header','http://www.ast-ss.org/js/qa/emailUpdateOn.gif');
cacheImg('header','http://www.ast-ss.org/js/qa/contactASTOn.gif');
cacheImg('header','http://www.ast-ss.org/js/qa/freeHPMuscleOn.gif');
cacheImg('header','http://www.ast-ss.org/js/qa/whatsNewOn.gif');