function setCookie(c_name,value,expiredays)
{
var exdate=new Date();
exdate.setDate(exdate.getDate()+expiredays);
document.cookie=c_name+ "=" +escape(value)+
((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
}

// http://www.captain.at/howto-ajax-form-post-request.php
var http_request = false;
  function makePOSTRequest(url, parameters) {
      http_request = false;
      if (window.XMLHttpRequest) {
         http_request = new XMLHttpRequest();
         if (http_request.overrideMimeType) {
            http_request.overrideMimeType('text/html');
         }
      } else if (window.ActiveXObject) {
         try {
            http_request = new ActiveXObject("Msxml2.XMLHTTP");
         } catch (e) {
            try {
               http_request = new ActiveXObject("Microsoft.XMLHTTP");
            } catch (e) {}
         }
      }
      if (!http_request) {
         alert('Cannot create XMLHTTP instance');
         return false;
      }
      
      http_request.onreadystatechange = alertContents;
      http_request.open('POST', url, true);
      http_request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
      http_request.setRequestHeader("Content-length", parameters.length);
      http_request.setRequestHeader("Connection", "close");
      http_request.send(parameters);
   }

   function alertContents() {
      if (http_request.readyState == 4) {
         if (http_request.status == 200) {
            result = http_request.responseText;
			var responseSpot=document.getElementById('newsLetter');
			if(result === 'ok') {
				document.getElementById('newsForm').style.display='none';
				responseSpot.innerHTML = '<p class="error"><strong>Thank you!</strong></p><p class="error">If you\'d like to request Safe Harbor Certified seafood<br />at your local store, please <a href="/store-request.php">click here.</a></p>';
				setCookie('NLSignup','1',365);
			}
			else {
				responseSpot.innerHTML = '<p class="error cent"><strong>Please enter a valid email</strong></p>';
			}
         } else {
            alert('There was a problem with the request.');
         }
      }
   }
   
   function get(obj) {
      var poststr = "em=" + encodeURI(document.getElementById("nlemail").value);
      makePOSTRequest('/submit-email.php', poststr);
   }