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