menuPreloadFlag = false;
var isFormSubmitted = false;

var donateOn;
var donateOff;
var donateDn;

function changeMenuImage(imgName, nextImage) {
	if (document.images && menuPreloadFlag) document.images[imgName].src = nextImage.src;
}

function mailer(name, subject) {
	var subjectString = "";
	if (subject != null && subject != "") subjectString = '?subject=' + subject;
	document.write('<a href="mailto:' + name + '@globalfundforwomen.org' + subjectString + '">' +
		name + '@globalfundforwomen.org</a>');
}

function checkForMultipleSubmit() {
	if (!isFormSubmitted) {
		isFormSubmitted = true;
		return true;
	}
	else {
		alert('You have already submitted this form. Please wait while it is being processed.');
		return false;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}