--- trunk/tntnet/dynamic/temperaturegraph.ecpp	2007/12/02 16:56:14	122
+++ trunk/tntnet/dynamic/temperaturegraph.ecpp	2007/12/08 16:47:03	195
@@ -17,6 +17,8 @@
 int id;
 </%args>
 <{
+reply.setHeader("Cache-Control", "no-cache, must-revalidate"); // Http/1.1
+reply.setHeader("Expires",  "Mon, 26 Jul 1997 05:00:00 GMT"); //date in the past
 
 GD::Image image;
 image.CreateTrueColor( GD::Size(600,360));
@@ -49,7 +51,7 @@
 /////////////////////////////////////////////////
 
 
-tntdb::Connection conn = tntdb::connect(dburl);
+tntdb::Connection conn = tntdb::connectCached(dburl);
 
 std::stringstream query;
 query << "SELECT temperature FROM ( ";
@@ -62,7 +64,7 @@
 tntdb::Result res = conn.select(query.str());
 
 GD::Point previous;
-for (int i=0; i<res.size(); ++i)
+for (unsigned int i=0; i<res.size(); ++i)
 {
 	int current = res[i].getInt(0);
 	int x = (i*28) + 45;