X-Git-Url: https://mop.ddnsfree.com/gitweb/?a=blobdiff_plain;f=web%2Fcommons.js;h=75cabf45737667d4f4c0efa1421fd98bb247306b;hb=c41ecb2b361ebb9aea6e457ec79258119900ba86;hp=94de8324c35d886cf03dc376c59f17980d2ec71d;hpb=916634c4a14e890b67d7db91a9ec8477392fd3b6;p=brisk.git

diff --git a/web/commons.js b/web/commons.js
index 94de832..75cabf4 100644
--- a/web/commons.js
+++ b/web/commons.js
@@ -1,7 +1,7 @@
 /*
  *  brisk - commons.js
  *
- *  Copyright (C) 2006-2011 Matteo Nastasi
+ *  Copyright (C) 2006-2012 Matteo Nastasi
  *                          mailto: nastasi@alternativeoutput.it 
  *                                  matteo.nastasi@milug.org
  *                          web: http://www.alternativeoutput.it
@@ -235,8 +235,10 @@ function safestatus(a)
 }
 
 function createXMLHttpRequest() {
-    try { return new ActiveXObject("Msxml2.XMLHTTP");    } catch(e) {}
-    try { return new ActiveXObject("Microsoft.XMLHTTP"); } catch(e) {}
+    if (typeof(ActiveXObject) != 'undefined') { // Konqueror complain as unknown object
+        try { return new ActiveXObject("Msxml2.XMLHTTP");    } catch(e) {}
+        try { return new ActiveXObject("Microsoft.XMLHTTP"); } catch(e) {}
+    }
     try { return new XMLHttpRequest();                   } catch(e) {}
     alert("XMLHttpRequest not supported");
     return null;
@@ -249,6 +251,7 @@ function send_mesg(mesg)
     
     // alert("xhr_wr: "+xhr_wr+"  is_conn: "+is_conn);
     xhr_wr.open('GET', 'index_wr.php?'+(is_conn ? 'sess='+sess+'&' : '')+'mesg='+mesg, (is_conn ? true : false));
+    xhr_wr.setRequestHeader("If-Modified-Since", new Date().toUTCString());
     xhr_wr.onreadystatechange = function() { return; };
     if (typeof(g_debug) == 'number' && g_debug > 0
         && typeof(console) == 'object' && typeof(console.log) == 'function') {
@@ -329,6 +332,11 @@ function act_chatt(value)
 }
 
 /* Stat: ROOM */
+function act_ping()
+{
+    send_mesg("ping");
+}
+
 function act_sitdown(table)
 {
     send_mesg("sitdown|"+table);