function countDown(control, maxLen, counter, typeName) 
{
	 var len = control.value.length;
	 var txt = control.value;
	 var span = document.getElementById(counter);
	 span.style.display = '';
	 span.innerHTML = (maxLen - len) + ' characters remaining';
	 if (len >= (maxLen - 10)) {
		  span.style.color = 'red';
		  if (len > maxLen) 
		  {
			   control.innerHTML = txt.substring(0, maxLen);
			   span.innerHTML = (maxLen - control.value.length) + ' characters remaining';
			   alert(typeName + ' text exceeds the maximum allowed!');
		  }
	 } 
	 else 
	 {
		  span.style.color = '';
	 }
}