Update URL of vedio image file in the result part

diff --git a/examples/step-33/doc/results.dox b/examples/step-33/doc/results.dox
index 17f68d5af1f24926f151ec82903ad55719eb66be..68cf6d3e5ac1435338f1b9b530bf28905c3458fb 100644 (file)
--- a/examples/step-33/doc/results.dox
+++ b/examples/step-33/doc/results.dox
@@ -194,7 +194,7 @@ The result of running these computations is a bunch of output files that we
 can pass to our visualization program of choice. When we collate them into a
 movie, the results of last several time steps looks like this:
 
-<img src="file:///Users/qiaol/devel/dealii/examples/step-33/step-33.oscillaton.gif " alt="" height="300">
+<img src="https://www.dealii.org/images/steps/developer/step-33.oscillation.gif " alt="" height="300">
 
 As we see, when the heavy mass of fluid hits the left bottom corner, 
 some oscillation occurs and lead to the divergence of the iteration. A lazy solution to
@@ -202,7 +202,7 @@ this issue is add more viscosity. If we set the diffusion power $\eta = 1.5$ ins
 the simulation would be able to survive this crisis. Then, the result looks like this:
 
 
-<img src="file:///Users/qiaol/devel/dealii/examples/step-33/step-33.slide.ed2.gif " alt="" height="300">
+<img src="https://www.dealii.org/images/steps/developer/step-33.slide.ed2.gif " alt="" height="300">
 
 The heavy mass of fluid is drawn down the slope by gravity, where
 it collides with the ski lodge and is flung into the air!  Hopefully everyone
@@ -211,7 +211,7 @@ due to the artificial viscosity.
 
 We can also visualize the evolution of the adaptively refined grid:
 
-<img src="file:///Users/qiaol/devel/dealii/examples/step-33/step-33.slide.adapt.ed2.gif " alt="" height="300">
+<img src="https://www.dealii.org/images/steps/developer/step-33.slide.adapt.ed2.gif " alt="" height="300">
 
 The adaptivity follows and precedes the flow pattern, based on the heuristic
 refinement scheme discussed above.