//Ajax check username start
        function check_handle(result) {
        if(result[0] == 'yes') {
            document.getElementById('not_available').style.display = 'none';
            document.getElementById('available').style.display = 'block';
        }
        else {
            document.getElementById('available').style.display = 'none';
            document.getElementById('not_available').style.display = 'block';
            var str = 'Sorry that username is not available try these <br />';
            for(i = 1; i < result[1]; i++) {
                str += "<input type=\"radio\" name=\"try\" onclick=\"switch_username('"+result[i+1]+"')\"/>" + result[i+1] + "<br />";
            }
            document.getElementById('not_available').innerHTML = str;
        }
    }
    function check_user_exist() {
        var username = document.contactMe.username.value;
        x_check_user_exist(username, check_handle);
    }
    function switch_username(username) {
        document.contactMe.username.value = username;
    }
//Ajax checkusername end
// defines empty fields
function isEmpty (inputStr) {
    if (inputStr == "" || inputStr == null) {
        return true;
    }
    return false;
}
 function checkFields() {
   var doc = document.contactMe;
   var errorMessage = document.getElementById('error_mssg');
   errorMessage.innerHTML = "";
   var messageList = "";
   var elems = doc.elements;
   for (var ii = 0; ii < elems.length; ii++) {
    var fieldLabel = "label_" + elems[ii].name;
    var fieldname = elems[ii].name + 'field';
    var fieldOk = elems[ii].name + '_ok';
    var fieldWrong = elems[ii].name + '_wrong';
     if((elems[ii].className.match('required')) && (document.getElementById(fieldname))) {
      if(isEmpty(elems[ii].value)) {
       messageList += "  - <a href=\"javascript:document.contactMe." + elems[ii].name + ".focus();\" class=\"error\" title=\"Click here to change this value\"><b>" + document.getElementById(fieldLabel).innerHTML + "</b></a> is required, and cannot be left empty.<br />";
       elems[ii].className = "required errorfield ";
       document.getElementById(fieldname).className = "error";
       document.getElementById(fieldWrong).className = "visible";
       document.getElementById(fieldOk).className = "hidden";
     } else {
           elems[ii].className = "boldleft required";
           document.getElementById(fieldname).className = "form";
           document.getElementById(fieldWrong).className = "hidden";
           document.getElementById(fieldOk).className = "hidden";
     }
    }
   }
       if (isEmpty(doc.email.value)) {
      messageList += "  - <a href=\"javascript:document.contactMe.email.focus();document.contactMe.email.select();\" class=\"error\" title=\"Click here to change this value\"><b>" + document.getElementById('label_email1').innerHTML + "</b></a> is required, and cannot be left empty.<br />";
            document.getElementById('emailfield1').className = "error";
            document.getElementById('email_wrong1').className = "visible";
            document.getElementById('email_ok1').className = "hidden";
   } else if (isEmpty(doc.cemail.value)) {
      messageList += "  - <a href=\"javascript:document.contactMe.email.focus();document.contactMe.cemail.select();\" class=\"error\" title=\"Click here to change this value\"><b>" + document.getElementById('label_cemail1').innerHTML + "</b></a> is required, and cannot be left empty.<br />";
            document.getElementById('cemailfield1').className = "error";
            document.getElementById('cemail_wrong1').className = "visible";
            document.getElementById('cemail_ok1').className = "hidden";
   } else if (!validEmail(doc.email.value)) {
            messageList += "   - <a href=\"javascript:document.contactMe.email.focus();document.contactMe.email.select();\" class=\"error\" title=\"Click here to change this value\"><b>" + document.getElementById('label_email1').innerHTML + "</b></a> value is not a valid e-mail address.<br />";
            document.getElementById('emailfield1').className = "error";
            document.getElementById('email_wrong1').className = "visible";
            document.getElementById('email_ok1').className = "hidden";
    } else if (doc.email.value != doc.cemail.value){
           messageList += "   - <a href=\"javascript:document.contactMe.cemail.focus();document.contactMe.cemail.select();\" class=\"error\" title=\"Click here to change this value\"><b>" + document.getElementById('label_cemail1').innerHTML + "</b></a>The re-entered email you typed do not match the email field.<br />";
           document.getElementById('emailfield1').className = "error";
           document.getElementById('email_wrong1').className = "hidden";
           document.getElementById('email_ok1').className = "hidden";
           document.getElementById('emailnomatch1').className = "visible";
           document.getElementById('cemailfield1').className = "error";
           document.getElementById('cemailnomatch1').className = "visible";
           document.getElementById('cemail_wrong1').className = "hidden";
           document.getElementById('cemail_ok1').className = "hidden";
    } else  {
           document.getElementById('emailfield1').className = "form";
           document.getElementById('email_wrong1').className = "hidden";
           document.getElementById('email_ok1').className = "hidden";
           document.getElementById('emailnomatch1').className = "hidden";
           document.getElementById('cemailfield1').className = "form";
           document.getElementById('cemailnomatch1').className = "hidden";
           document.getElementById('cemail_wrong1').className = "hidden";
           document.getElementById('cemail_ok1').className = "hidden";
            }
   var myString = doc.password.value;
   var Stringlen = myString.length;
   var illegalChars = /[\W_]/; // allow only letters and numbers
   var illegalChars2 = /\W/; //  Has any in A-Za-z0-9_
   var less = 8;
   var more = 25;
       if (isEmpty(myString)) {
            messageList += "  - <a href=\"javascript:document.contactMe.password.focus();document.contactMe.password.select();\" class=\"error\" title=\"Click here to change this value\"><b>" + document.getElementById('label_password1').innerHTML + "</b></a> is required, and cannot be left empty.<br />";
            document.getElementById('passwordfield1').className = "error";
            document.getElementById('password_wrong1').className = "visible";
            document.getElementById('password_ok1').className = "hidden";
      } else if (isEmpty(doc.cpassword.value)) {
            messageList += "  - <a href=\"javascript:document.contactMe.cpassword.focus();document.contactMe.cpassword.select();\" class=\"error\" title=\"Click here to change this value\"><b>" + document.getElementById('label_cpassword1').innerHTML + "</b></a> is required, and cannot be left empty.<br />";
            document.getElementById('cpasswordfield1').className = "error";
            document.getElementById('cpassword_wrong1').className = "visible";
            document.getElementById('cpassword_ok1').className = "hidden";
      } else if (myString != doc.cpassword.value){
           messageList += "   - <a href=\"javascript:document.contactMe.cpassword.focus();document.contactMe.cpassword.select();\" class=\"error\" title=\"Click here to change this value\"><b>" + document.getElementById('label_cpassword1').innerHTML + "</b></a> The re-entered password you typed do not match the password field.<br />";
           document.getElementById('passwordfield1').className = "error";
           document.getElementById('password_wrong1').className = "hidden";
           document.getElementById('password_ok1').className = "hidden";
           document.getElementById('passwordnomatch1').className = "visible";
           document.getElementById('cpasswordfield1').className = "error";
           document.getElementById('cpasswordnomatch1').className = "visible";
           document.getElementById('cpassword_wrong1').className = "hidden";
           document.getElementById('cpassword_ok1').className = "hidden";
      } else if ((Stringlen < less) || (Stringlen > more)){
           messageList += "   - <a href=\"javascript:document.contactMe.password.focus();document.contactMe.password.select();\" class=\"error\" title=\"Click here to change this value\"><b>" + document.getElementById('label_password1').innerHTML + "</b></a> Must be 8-25 characters long.<br />";
           document.getElementById('passwordfield1').className = "error";
           document.getElementById('password_wrong1').className = "hidden";
           document.getElementById('password_moreless').className = "visible";
           document.getElementById('password_ok1').className = "hidden";
           document.getElementById('passwordnomatch1').className = "hidden";
      } else if (illegalChars.test(myString)) {
           messageList += "   - <a href=\"javascript:document.contactMe.password.focus();document.contactMe.password.select();\" class=\"error\" title=\"Click here to change this value\"><b>" + document.getElementById('label_password1').innerHTML + "</b></a>Only letters and numbers allwed<br />";
           document.getElementById('passwordfield1').className = "error";
           document.getElementById('password_wrong1').className = "hidden";
           document.getElementById('password_moreless').className = "visible";
           document.getElementById('password_ok1').className = "hidden";
           document.getElementById('passwordnomatch1').className = "hidden";
      }else  {
           document.getElementById('passwordfield1').className = "form";
           document.getElementById('password_wrong1').className = "hidden";
           document.getElementById('password_moreless').className = "hidden";
           document.getElementById('password_ok1').className = "hidden";
           document.getElementById('passwordnomatch1').className = "hidden";
           document.getElementById('cpasswordfield1').className = "form";
           document.getElementById('cpasswordnomatch1').className = "hidden";
           document.getElementById('cpassword_wrong1').className = "hidden";
           document.getElementById('cpassword_ok1').className = "hidden";
            }
            if (illegalChars2.test(doc.username.value) ) {
            messageList += "  - <a href=\"javascript:document.contactMe.username.focus();document.contactMe.username.select();\" class=\"error\" title=\"Click here to change this value\"><b>" + document.getElementById('label_username').innerHTML + "</b></a> is required, and cannot be left empty.<br />";
            document.getElementById('usernamefield').className = "error";
            document.getElementById('username_wrong').className = "visible";
            document.getElementById('username_ok').className = "hidden";
              }
   if(messageList != '') {
     //document.location.href='\#top';
    errorMessage.innerHTML += "<p class=\"error\"><b>Oops! There was a problem with your submission:</b></p>";
    errorMessage.innerHTML += messageList;
    errorMessage.innerHTML += "<br /> Please make the necessary corrections, and resubmit the form.";
   document.getElementById('error_mssg').className = "visible errormessage";
   return false;
   } else {
   return true;
   }
 }
// login form
function checkFields2() {
   var doc = document.logIn;
   var errorMessage = document.getElementById('error_mssg');
   errorMessage.innerHTML = "";
   var messageList = "";
   var elems = doc.elements;
   for (var ii = 0; ii < elems.length; ii++) {
    var fieldLabel = "label_" + elems[ii].name;
    var fieldname = elems[ii].name + 'field';
    var fieldOk = elems[ii].name + '_ok';
    var fieldWrong = elems[ii].name + '_wrong';
    var fieldreq = "req_" + elems[ii].name + 'field';
     if((elems[ii].className.match('required')) && (document.getElementById(fieldname))) {
      if(isEmpty(elems[ii].value)) {
       messageList += "  - <a href=\"javascript:document.logIn." + elems[ii].name + ".focus();\" class=\"error\" title=\"Click here to change this value\"><b>" + document.getElementById(fieldLabel).innerHTML + "</b></a> is required, and cannot be left empty.<br />";
       elems[ii].className = "required errorfield ";
       document.getElementById(fieldreq).className = "error";
       document.getElementById(fieldWrong).className = "visible";
       document.getElementById(fieldOk).className = "hidden";
       var error = document.getElementById(fieldWrong);
       error.innerHTML = "<p class=\"error\">" + document.getElementById(fieldLabel).innerHTML + " <b>Required</b></p>";
     } else {
           elems[ii].className = "boldleft required";
           document.getElementById(fieldreq).className = "form";
           document.getElementById(fieldWrong).className = "hidden";
           document.getElementById(fieldOk).className = "hidden";
     }
    }
   }
   if(messageList != '') {
    errorMessage.innerHTML += "<p class=\"error\"><b>Oops! There was a problem with your submission:</b></p>";
    errorMessage.innerHTML += messageList;
    errorMessage.innerHTML += "<br /> Please make the necessary corrections, and resubmit the form.";
   document.getElementById('error_mssg').className = "visible errormessage";
   return false;
   } else {
   return true;
   }
 }
// checks for valid email address using reg. exp.
function validEmail(emaill) {
    var invalidChars = " /:,;"
    var re = /\S+\.(aero|biz|com|coop|edu|gov|int|info|mil|museum|name|net|org|pro|ws|us|ca|mx|ag|ar|aw|bb|bm|br|bs|co|cr|jm|ky|pa|pe|pr|tt|ve|vg|vi|uk|ad|at|be|bg|by|ch|cz|de|dk|ee|es|eu|fi|fr|gi|gr|hr|hu|ie|il|is|it|li|lu|lv|mc|mk|mt|nl|no|pl|pt|ru|se|sk|tr|ua|au|cn|fj|hk|id|in|jp|kr|mo|my|nz|ph|pk|sg|th|tw|tv|cc|cx|fm|nu)\b/i;
    for (var i=0; i<invalidChars.length; i++) {
        badChar = invalidChars.charAt(i)
        if (emaill.indexOf(badChar,0) > -1) {
            return false;
        }
    }
    atPos = emaill.indexOf("@",1)
    if (atPos == -1) {
        return false;
    }
    if (emaill.indexOf("@",atPos+1) > -1) {
        return false;
    }
    periodPos = emaill.indexOf(".",atPos)
    if (periodPos == -1) {
        return false;
    }
    if (periodPos+3 > emaill.length)    {
        return false;
    }
    if (!re.test(emaill)) {
        return false;
    }
    return true;
}
/////
// chat applet form check
// chat applet form check
function checkwebsiteChat() {
   var doc = document.appChat;
   var errorMessage = document.getElementById('error_mssg');
   errorMessage.innerHTML = "";
   var messageList = "";
   var elems = doc.elements;
   for (var ii = 0; ii < elems.length; ii++) {
    var fieldLabel = "label_" + elems[ii].name;
    var fieldname = elems[ii].name + 'field';
    var fieldWrong = elems[ii].name + '_wrong';
    var fieldreq = "req_" + elems[ii].name + 'field';
     if((elems[ii].className.match('required')) && (document.getElementById(fieldname))) {
      if(isEmpty(elems[ii].value)) {
       messageList += "  - <a href=\"javascript:document.appChat." + elems[ii].name + ".focus();\" class=\"error\" title=\"Click here to change this value\"><b>" + document.getElementById(fieldLabel).innerHTML + "</b></a> is required, and cannot be left empty.<br />";
       elems[ii].className = "required errorfield";
       document.getElementById(fieldreq).className = "error";
       document.getElementById(fieldWrong).className = "visible";
       var error = document.getElementById(fieldWrong);
       error.innerHTML = "<p class=\"error\">" + document.getElementById(fieldLabel).innerHTML + " <b>Please read the notes on the right</b></p>";
     } else {
           elems[ii].className = "boldleft required";
           document.getElementById(fieldreq).className = "form";
           document.getElementById(fieldWrong).className = "hidden";
     }
    }
   }
   if(messageList != '') {
    errorMessage.innerHTML += "<p class=\"error\"><b>Oops! There was a problem with your submission:</b></p>";
    errorMessage.innerHTML += messageList;
    errorMessage.innerHTML += "<br /> Please make the necessary corrections, and resubmit the form.";
   document.getElementById('error_mssg').className = "visible errormessage";
   return false;
   } else {
   return true;
   }
 }