function xhttpSend(url, params, successMessage){
	var http_request = false;
	   if (window.XMLHttpRequest) { // Mozilla, Safari,...
	      http_request = new XMLHttpRequest();

	   } else if (window.ActiveXObject) { // IE
	      try {
	         http_request = new ActiveXObject("Msxml2.XMLHTTP");
	      } catch (e) {
	         try {
	            http_request = new ActiveXObject("Microsoft.XMLHTTP");
	         } catch (e) {alert('Fel: ' + e);}
	      }
	   }
	   if (!http_request) {
	      alert('Cannot create XMLHTTP instance');
	      return false;
	   }

	   var result = 0;
	   http_request.onreadystatechange = function(){
	      if (http_request.readyState == 4) {
	      if (http_request.status == 200) {
			   result = http_request.responseText;
			   // alert('Success: ' + result);
			   alert(successMessage);
	      } else {
	         result = 0;
	         // alert('There was a problem with the request. status='+http_request.status);
	      	alert('Ett fel uppstod. Försök igen lite senare.');
	      }
		 }
	   };
	   var method = 'GET';
	   if(params)
		   method = 'POST';
		   
	   http_request.open(method, url, true);
	   if(params)
		   http_request.send(params);
	   else
		   http_request.send(null);
}

function rbnewsRegister(url){
	xhttpSend(url,null,'Tack för din anmälan!');
}

function sendFriendTips(url, params){
	//alert('sendFriendTips #' + url + "#" + " params " + params);
	xhttpSend(url + '?' + params,null,'Ditt tips har skickats!');
}