var url = 'captcha/captcheck.php?code=';
        var captchaOK = 2;  // 2 - not yet checked, 1 - correct, 0 - failed
        
        function getHTTPObject()
        {
        try {
        req = new XMLHttpRequest();
          } catch (err1)
          {
          try {
          req = new ActiveXObject("Msxml12.XMLHTTP");
          } catch (err2)
          {
          try {
            req = new ActiveXObject("Microsoft.XMLHTTP");
            } catch (err3)
            {
	req = false;
            }
          }
	}
        return req;
	}
        
        var http = getHTTPObject(); // We create the HTTP Object        
        
        function handleHttpResponse() {
        if (http.readyState == 4) {
            captchaOK = http.responseText;
            if(captchaOK != 1) {
              alert('The entered code was not correct. Please try again');
              document.myform.code.value='';
              document.myform.code.focus();
              return false;
              }
              document.myform.submit();
           }
        }

        function checkcode(thecode) {
        http.open("GET", url + escape(thecode), true);
        http.onreadystatechange = handleHttpResponse;
        http.send(null);
        }
		
        
        function checkform() {
        // First the normal form validation
        if(document.myform.email.value=='') {
          alert('Please complete the "E-mail" field');
          document.myform.email.focus();
          return false;
          }
		  
		if ((document.myform.email.value.length < 9) || (document.myform.email.value.indexOf('@') == -1) || (document.myform.email.value.indexOf('.') == -1)){ 
    		alert("Please enter a valid email address like you@domain.com");
			document.myform.email.focus();
  			return false;
			}
		  
        if(document.myform.code.value=='') {
          alert('Please enter the code from the displayed image');
          document.myform.code.value='';
          document.myform.code.focus();
          return false;
          }
          // Now the Ajax CAPTCHA validation
          checkcode(document.myform.code.value);
          return false;
        }