function lightProjectAddValidation ( form ) {
	var res = true;
//	validate images
	var uploadsFile = false;
	for (var i=0; i<form.length; i++) {
		var e = form.elements[i];
		if (e.type == 'file' && e.value.length > 0) {
			uploadsFile = true;
		}
	}

	if (!uploadsFile) {
		alert(I18n.__('Please provide at least one image for your project'))
		return false;
	}
}

function limitTextInput ( field, count, n ) {
	if (field.value.length > n) {
		field.value = field.value.substring(0, n);
	} else {
		count.value = n - field.value.length;
	}
}