function CountNumberOfChar(entryfield, resultfield, maxlimit)
{
    if (entryfield.value.length > maxlimit ) {
        // set the value to be only the number of char allowed
        entryfield.value = entryfield.value.substring( 0, maxlimit );
           return false;
    }
    else {
        // set the number of field entered
        resultfield.value = maxlimit - entryfield.value.length;
    }
}