--- trunk/tntnet/dynamic/temperaturegraph.ecpp	2007/12/08 16:47:03	195
+++ trunk/tntnet/dynamic/temperaturegraph.ecpp	2007/12/08 19:19:07	196
@@ -86,7 +86,7 @@
 // echo the image to the browser...
 reply.setContentType("image/png");
 int size;
-unsigned char* ptr = (unsigned char*) image.Png(&size);
+unsigned char* ptr = (unsigned char*) image.Png(&size,1);
 
 for (int i=0; i<size; ++i)
 	reply.out() << ptr[i];