function mOver (imgName) {
	var currentImage = eval("window.document." + imgName);
	if (currentImage.src.search(/_on.gif/) == -1) {
		var num = currentImage.src.indexOf("_off.gif");
		currentImage.src = currentImage.src.slice (0, num) + "_over.gif";
	}
}

function mOut (imgName) {
	var currentImage = eval("window.document." + imgName);
	if (currentImage.src.search(/_on.gif/) == -1) {
		var num = currentImage.src.indexOf("_over.gif");
		currentImage.src = currentImage.src.slice (0, num) + "_off.gif";
	}
}

  var nav_about_over = new Image();
  nav_about_over.src = "images/nav_about_over.gif";
  
  var nav_community_over = new Image();
  nav_community_over.src = "images/nav_community_over.gif";
  
  var nav_contact_over = new Image();
  nav_contact_over.src = "images/nav_contact_over.gif";
  
  var nav_monthly_promotions_over = new Image();
  nav_monthly_promotions_over.src = "images/nav_monthly_promotions_over.gif";
  
  var nav_we_deliver_over = new Image();
  nav_we_deliver_over.src = "images/nav_we_deliver_over.gif";
  
  var nav_we_shop_over = new Image();
  nav_we_shop_over.src = "images/nav_we_shop_over.gif";
  
  var nav_weekly_specials_over = new Image();
  nav_weekly_specials_over.src = "images/nav_weekly_specials_over.gif";