function textCounter(field,countfield,maxlimit) {
	
	if (field.value.length > maxlimit) {	
		// if too long...trim it!
		field.value = field.value.substring(0, maxlimit);
		// otherwise, update 'characters left' counter
	} else {
		countfield.innerHTML = maxlimit - field.value.length;
	}
}