function userAction() 
{

    var x = document.getElementById('emailValue').value;
    //var y = document.getElementById('boo');
    //y.innerHTML=x;
    //var message = {"status":"subscribed","email_address":x,"Username":"vedant","Password":"fb64f3e085ca4027c7a95d2e2590e619-us20"};
   
   
   var mailchimpRequest = new XMLHttpRequest('https://us20.api.mailchimp.com/3.0/lists/922ba0bf83/members', {
    method: 'POST',
    mode: 'no-cors',
    json: {
        "email_address": x,
        "status": "subscribed",
    },
    redirect: 'follow',
    headers: new Headers({
        'Content-Type': 'application/json',
        'Authorization': 'Basic apikey'
    }),
    auth: {
        'user': 'vedant',
        'pass': 'fb64f3e085ca4027c7a95d2e2590e619-us20'
    }
});

    //var anHttpRequest = new XMLHttpRequest();
    //anHttpRequest.open("POST", 'https://us20.api.mailchimp.com/3.0/lists/922ba0bf83/members/', true);
   
    //var xx = xhttp.open("POST", 'https://usX.api.mailchimp.com/3.0/lists/922ba0bf83/members', true,);
    /*   
    anHttpRequest.onreadystatechange = function() 
    {
         if (this.readyState == 4 && this.status == 200) 
         {
             alert(this.responseText);
         }
    };*/
    //anHttpRequest.send(message);
mailchimpRequest.open("POST", 'https://us20.api.mailchimp.com/3.0/lists/922ba0bf83/members', true);
mailchimpRequest.send();
}