if (document.images) {
  var imagesOff = new Object();
  imagesOff["blank"] = new Image(1, 1);
  imagesOff["blank"].src = "images/spacer.gif";
  imagesOff["home"] = new Image(46, 17);
  imagesOff["home"].src = "images/MENU_HOME.gif";
  imagesOff["wopcast"] = new Image(83, 17);
  imagesOff["wopcast"].src = "images/MENU_BROADCAST.gif";
  imagesOff["prayer4u"] = new Image(80, 17);
  imagesOff["prayer4u"].src = "images/MENU_P4U.gif";
  imagesOff["prayreq"] = new Image(82, 17);
  imagesOff["prayreq"].src = "images/MENU_PREQ.gif";
  imagesOff["weeklywop"] = new Image(116, 17);
  imagesOff["weeklywop"].src = "images/MENU_WEEKLY.gif";
  imagesOff["vision"] = new Image(80, 17);
  imagesOff["vision"].src = "images/MENU_VISION.gif";
  imagesOff["order"] = new Image(85, 17);
  imagesOff["order"].src = "images/MENU_ORDER.gif";
  imagesOff["partner"] = new Image(93, 17);
  imagesOff["partner"].src = "images/MENU_PARTNER.gif";
  imagesOff["donate"] = new Image(45, 17);
  imagesOff["donate"].src = "images/MENU_DONATE.gif";

  var imagesOn = new Object();
  imagesOn["home"] = new Image(46, 17);
  imagesOn["home"].src = "images/MENU_HOME_ON.gif";
  imagesOn["wopcast"] = new Image(83, 17);
  imagesOn["wopcast"].src = "images/MENU_BROADCAST_ON.gif";
  imagesOn["prayer4u"] = new Image(80, 17);
  imagesOn["prayer4u"].src = "images/MENU_P4U_ON.gif";
  imagesOn["prayreq"] = new Image(82, 17);
  imagesOn["prayreq"].src = "images/MENU_PREQ_ON.gif";
  imagesOn["weeklywop"] = new Image(116, 17);
  imagesOn["weeklywop"].src = "images/MENU_WEEKLY_ON.gif";
  imagesOn["vision"] = new Image(80, 17);
  imagesOn["vision"].src = "images/MENU_VISION_ON.gif";
  imagesOn["order"] = new Image(85, 17);
  imagesOn["order"].src = "images/MENU_ORDER_ON.gif";
  imagesOn["partner"] = new Image(93, 17);
  imagesOn["partner"].src = "images/MENU_PARTNER_ON.gif";
  imagesOn["donate"] = new Image(45, 17);
  imagesOn["donate"].src = "images/MENU_DONATE_ON.gif";
}

function printDate() {
	var weekday = new Array( 'Sunday','Monday','Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday');
	var month = new Array( 'January', 'February', 'March', 'April', 'May', 'June', 'July', 'August',
	                       'September', 'October', 'November', 'December');    
    var cdate = new Date();
	document.write(weekday[cdate.getDay()] + ", ");
	document.write(month[cdate.getMonth()] + " ");
	document.write(cdate.getDate() + ", ");
	document.write(cdate.getFullYear());
}

function toggleImage(img) {
	if ((document.images) && (navigator.appName == "Microsoft Internet Explorer")) {
		if (img.src == imagesOff["blank"].src) {
			document.images[img.name].src = imagesOn[img.name].src; 
		}
		else {
			img.src = "images/spacer.gif";
		}
	}
}

function isEmailAddr(elem) {
	var str = elem.value;
	var re = /^[\w-]+(\.[\w-]+)*@([\w-]+\.)+[a-zA-Z]{2,7}$/;
	if (!str.match(re)) {
		alert("Please check your email address. It seems to be incorrect.");
		elem.focus();
		return false;
	}
	else {
		return true;
	}
}

function footerWOPNewsletterSubmit(intype) {
	var form = document.footerWeeklyWOPEmail;
	if (isEmailAddr(form.wopnewsemail)) {
		if (intype == 1) {
			form.submit();
		}
		return true;
	}
	else {
		return false;
	}
}