move initParams to invisible iframe

backend-rpc.php

@@ -228,6 +228,9 @@
 			$key = $_GET["key"];
 			$value = $_GET["value"];
 			$_SESSION["stored-params"][$key] = $value;
+			print "<rpc-reply>
+				<message>$key : $value</message>
+				</rpc-reply>";
 		}
 	}
 ?>

functions.js

@@ -1308,8 +1308,11 @@ function storeInitParam(key, value, is_client) {
 		if (!is_client) {
 			if (getMainContext().init_params[key] != value) {
 				debug("storeInitParam: " + key + " => " + value);
-				new Ajax.Request("backend.php?op=rpc&subop=storeParam&key=" + 
-					param_escape(key) + "&value=" + param_escape(value));	
+				//new Ajax.Request("backend.php?op=rpc&subop=storeParam&key=" + 
+				//	param_escape(key) + "&value=" + param_escape(value));	
+				var f = getMainContext().document.getElementById("backReqBox");
+				f.src = "backend.php?op=rpc&subop=storeParam&key=" + 
+					param_escape(key) + "&value=" + param_escape(value);
 			}
 		}
 		getMainContext().init_params[key] = value;

tt-rss.css

@@ -1123,3 +1123,7 @@ div.feedExtInfo {
 span.debugTS {
 	color : #4684ff;
 }
+
+#backReqBox {
+	display : none;
+}

tt-rss.php

@@ -87,6 +87,8 @@ window.onload = init;
 	start the daemon process or contact instance owner.
 </div>
 
+<iframe id="backReqBox"></iframe>
+
 <ul id="debug_output"></ul>
 
 <div id="infoBoxShadow"><div id="infoBox">&nbsp;</div></div>