function CountCharacters(form_where, span_where, characters) {
	if (document.getElementById(form_where) && document.getElementById(span_where)) {
		var count = document.getElementById(form_where).value.length;
		var CharsLeft = characters - count;
		document.getElementById(span_where).innerHTML = '(' + CharsLeft.toString() + ' characters left)';
		if (count > characters) {
			document.getElementById(form_where).value = document.getElementById(form_where).value.substring(0,characters);
			document.getElementById(span_where).innerHTML = '(0 Chars)';
			alert('You have exceeded the character limit of ' + characters + '.');
		}
	}
}