var strErrorSelect = "";
	
    function isEmpty(str) {
      for(var intLoop=0; intLoop<str.length; intLoop++)
        if(str.charAt(intLoop)!=" ")
          return false;
      return true;
    }
	
    function setFocus(value) {
      if (strErrorSelect == "") {
        strErrorSelect = value;
      }
    }
	
    function checkRequired () {
      var f= document.requestForm;
      var strError= "";
      
      if ((isEmpty(f.t_s_ser_type.value)) && (isEmpty(f.t_s_ser_type_other.value))) {
        strError +="\n-- Industry Type";
        setFocus("t_s_ser_type");
      }
      if (f.t_s_ser_type_other.value.length > 50) {
        strError +="\n-- Industry Type is too long";
        setFocus("t_s_ser_type_other");
      }
      if (isEmpty(f.t_s_ser_contact_person.value)) {
        strError +="\n-- Contact Person";
        setFocus("t_s_ser_contact_person");
      } else if (f.t_s_ser_contact_person.value.length > 50) {
        strError +="\n-- Contact Person's name is too long";
        setFocus("t_s_ser_contact_person");
      }
      if (isEmpty(f.t_s_ser_city.value)) {
        strError +="\n-- City";
        setFocus("t_s_ser_city");
      } else if (f.t_s_ser_city.value.length > 30) {
        strError +="\n-- City Name is too long";
        setFocus("t_s_ser_city");
      }
      if (isEmpty(f.t_s_ser_state.value)) {
        strError +="\n-- State";
        setFocus("t_s_ser_state");
      }
      if (isEmpty(f.t_s_ser_phone.value)) {
        strError +="\n-- Phone";
        setFocus("t_s_ser_phone");
      } else if (!validPhone(f.t_s_ser_phone.value)) {
        strError +="\n-- Invalid Phone Number, example 248-123-4567";
        setFocus("t_s_ser_phone");
      }
      if (isEmpty(f.t_s_ser_Other_phone.value)) {
        //strError +="\n-- Phone"; //This isn't required but should be valid
      } else if (!validPhone(f.t_s_ser_Other_phone.value)) {
        strError +="\n-- Invalid Alt Phone Number, example 248-123-4567";
        setFocus("t_s_ser_Other_phone");
      }
      if (f.t_s_ser_phone_ext.value.length > 10) {
        strError +="\n-- Phone Extension is too long";
        setFocus("t_s_ser_phone_ext");
      }
      if (isEmpty(f.t_s_ser_email.value)) {
        //strError +="\n-- Email";  //This isn't required but should be valid
      } else if (!validEmail(f.t_s_ser_email.value)) {
        strError +="\n-- Invalid Email Address";
        setFocus("t_s_ser_email");
      }
      //if (isEmpty(f.email.value)) {
      //  strError +="\n-- Email";
      //} else if (!validEmail(f.email.value)) {
      //  strError +="\n-- Invalid Email Address";
      //}
      if (f.t_s_ser_remarks.value.length > 65535) {
        strError +="\n-- Details is too long";
        setFocus("t_s_ser_remarks");
      }
      if (isEmpty(f.C0D3.value)) {
        strError +="\n-- Code";
        setFocus("C0D3");
      }
      
      //display error message
      if(strError !="") {
        alert("The following required data is missing or not valid:\n" + strError);
        document.getElementById(strErrorSelect).focus();
        strErrorSelect = "";
        return false;
      } else {
        return true;
      }
    }
    
    /* ################ AJAX BEGIN ################ */
    var xmlhttp
    var regen = false;
    
    function ajaxPost(ajax_url, ajax_var) {
      if (window.XMLHttpRequest) { // IE7+, Firefox, Safari, Chrome, Opera
        xmlhttp = new XMLHttpRequest();
      } else if (window.ActiveXObject) { // IE6, IE5
        xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
      } else {
        alert('Problem with XMLHTTP');
        return false;
      }
      xmlhttp.onreadystatechange = ajaxFeedBack;
      xmlhttp.open('POST', ajax_url, true);
      xmlhttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
      xmlhttp.setRequestHeader("Content-length", ajax_var.length);
      xmlhttp.setRequestHeader("Connection", "close");
      xmlhttp.send(ajax_var);
      xmlhttp.close
    }
    
    function ajaxFeedBack() {
      if ((xmlhttp.readyState == 4) && (xmlhttp.status == 200)) {
        db_feedback = xmlhttp.responseText;
        if (db_feedback == "wrongcode") {
          alert("Wrong Code");
          document.getElementById('C0D3').focus();
		} else if (db_feedback == "error") {
          document.getElementById('ajax-form-before').style.display = "none";
          document.getElementById("contentheader").innerHTML = "<h1 style='color: red;'>Submission Error</h1>";
          document.getElementById('ajax-form-after-error').style.display = "block";
          alert("Submission Error");
		} else {
          document.getElementById('ajax-form-before').style.display = "none";
          document.getElementById("contentheader").innerHTML = "<h1>Submission Successful</h1>";
          document.getElementById('ajax-form-after-success').style.display = "block";
          _gaq.push(['_trackPageview', '/scripts-loc/request-service-submit-ajax.asp']);
          alert("Submission Successful");
		}
      }
    }
    
    function ajaxTryFormAgain() {
      document.getElementById("contentheader").innerHTML = "<h1>Request Service</h1>";
      document.getElementById('ajax-form-before').style.display = "block";
      document.getElementById('ajax-form-after-error').style.display = "none";
      document.getElementById('ajax-form-after-wrongcode').style.display = "none";
      document.getElementById('C0D3').focus();
    }
    
    function ajaxReadForm() {
      var ajax_post_var = "t_s_ser_type=" + encodeURI(document.getElementById('t_s_ser_type').value) + 
      "&t_s_ser_type_other=" + encodeURI(document.getElementById('t_s_ser_type_other').value) +
      "&t_s_ser_request_type=" + encodeURI(document.getElementById('t_s_ser_request_type').value) +
      "&t_s_ser_contact_person=" + encodeURI(document.getElementById('t_s_ser_contact_person').value) +
      "&t_s_ser_city=" + encodeURI(document.getElementById('t_s_ser_city').value) +
      "&t_s_ser_state=" + encodeURI(document.getElementById('t_s_ser_state').value) +
      "&t_s_ser_phone=" + encodeURI(document.getElementById('t_s_ser_phone').value) +
      "&t_s_ser_Other_phone=" + encodeURI(document.getElementById('t_s_ser_Other_phone').value) +
      "&t_s_ser_phone_ext=" + encodeURI(document.getElementById('t_s_ser_phone_ext').value) +
      "&t_s_ser_email=" + encodeURI(document.getElementById('t_s_ser_email').value) +
      "&t_s_ser_remarks=" + encodeURI(document.getElementById('t_s_ser_remarks').value) +
      "&C0D3=" + encodeURI(document.getElementById('C0D3').value) +
      "&C0D3_ref=" + encodeURI(document.getElementById('C0D3_ref').value) +
      "&C0D3_ref_domain=" + encodeURI(document.getElementById('C0D3_ref_domain').value);
      ajaxPost('/scripts-loc/request-service-submit-ajax.asp', ajax_post_var);
    }
    /* ################# AJAX END ################# */
    
    function validPhone(input_phone) {
      var stored_phone = input_phone;
      var dash_count = 0;
      for (var j=0; j<stored_phone.length; j++) {
        var char_curr = stored_phone.charAt(j);
        var char_code = char_curr.charCodeAt(0);
        if (((char_code > 47 && char_code < 58) || (char_curr == "-")) && (stored_phone.length == 12)) {
          if (char_curr == "-") {
            dash_count = dash_count + 1;
          }
          //use default true
        }
        else {
          return false;
        }
      }
      if (dash_count != 2) {
        return false;
	  }
      return true;
    }
    
    function validEmail(emailS) {
      if (emailS.length < 70 && emailS.indexOf("@") > 0 && emailS.indexOf(".") != -1 && emailS.lastIndexOf(".") < (emailS.length-2) && emailS.lastIndexOf(".")>0 && (emailS.lastIndexOf(".") - emailS.lastIndexOf("@") > 1) ) {
        return true;
      } else {
        return false;
      }
    }
    
    function formSubmit() {
      if (checkRequired()) {
        ajaxReadForm();
        //alert("Test submission happens");
        //document.requestForm.submit();
      }
    }
    
    function formReset() {
      for (i=0; i<document.requestForm.elements.length; i++) {
        if ((document.requestForm.elements[i].type.toLowerCase() != "submit") && (document.requestForm.elements[i].type.toLowerCase() != "button") && (document.requestForm.elements[i].type.toLowerCase() != "reset") && (document.requestForm.elements[i].type.toLowerCase() != "hidden") && (document.requestForm.elements[i].id != "C0D3_js2")) {
          document.requestForm.elements[i].value = "";
          document.getElementById("C0D3").value = "";
          document.getElementById("C0D3_feedback").innerHTML = ""; 
		  document.getElementById('name').focus();
        }
      }
    }
    
    function newC0D3() {
      //document.getElementById("C0D3_new").value = "NEW CODE";
      //document.getElementById("C0D3_feedback").innerHTML = "";
      //document.requestForm.submit();
      //location.reload(true);
      var f = document.getElementById('C0D3_AJAX');
      f.src = f.src;
    }