function module_email_clickon (label) {
	var fieldvalue = document.forms['signupform'].elements['email'].value;
	if (fieldvalue==label) {
		document.forms['signupform'].elements['email'].value = '';
	} else if (fieldvalue=='') {
		document.forms['signupform'].elements['email'].value = label;
	}
}


function textCounter(field, countfield, maxlimit) {
	if (field.value.length > maxlimit)
		field.value = field.value.substring(0, maxlimit);
	else 
		countfield.value = maxlimit - field.value.length;
}