var LimitChars = {

 Update: function(Input_ID, Output_ID, Max_Signs)
 {
  if (document.getElementById(Input_ID).value.length >= Max_Signs)
  {
   document.getElementById(Input_ID).value = document.getElementById(Input_ID).value.substring(0, Max_Signs);
  }

  document.getElementById(Output_ID).innerHTML = Max_Signs - document.getElementById(Input_ID).value.length;
 }

                 }