imageAboutCUSA = new Image();
imageAboutCUSA.src="images/nav_aboutCUSA_on.gif";
imageAboutWellness = new Image();
imageAboutWellness.src="images/nav_aboutWellness_on.gif";
imageWellnessPrograms = new Image();
imageWellnessPrograms.src="images/nav_wellnessPrograms_on.gif";
imageProductsAndWorkshops = new Image();
imageProductsAndWorkshops.src="images/nav_productsAndWorkshops_on.gif";