anchor.diff:  			<hr class="colorgraph">
   				<div class="row">
   					<div class="col-xs-12 col-md-6">									
  -						<input type="submit" value="Register" class="btn btn-primary btn-block btn-lg" tabindex="7">
  +						<input type="submit" value="Register" id="registerButton" class="btn btn-primary btn-block btn-lg" tabindex="7">
   					</div>
   				</div>	
   </form>
  
positive.code: 			<div class="row">
  				<div class="col-xs-12 col-sm-6 col-md-6">
  					<div class="form-group">
                          <input type="text" name="first_name" id="first_name" class="form-control input-lg" placeholder="First Name" tabindex="1">
  					</div>
  				</div>
  				<div class="col-xs-12 col-sm-6 col-md-6">
  
negative.code: <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
  
  <title>Person Registration</title>
  <script  type="text/javascript">
  function validateFirstName() {
  	if (document.getElementById("first_name").value.length < 2) {
  		document.getElementById("first_name").innerHTML = "სახელი არასწორადაა  მითითებული";
  		document.getElementById("registerButton").disabled = true;
  	} else {
  		document.getElementById("registerButton").disabled = false;
  		document.getElementById("first_name").innerHTML = "*";
  	}
  }
  </script>
  </head>
  <body>
  