Turtlebot3.md

@@ -54,13 +54,13 @@ Turtlebot3 burger is the smallest turtlebot3 mobile robot. It is composed of 2 D
 (Remote PC)>roslaunch turtlebot3_gazebo turtlebot3_gazebo_rviz.launch
 ```
 (if you need to use /clock in your ros package, you have to be aware about /use_sim_time parameter defined in the launch file)
-<img src="./images/turtlebot3_burger2.jpg" width="600" height="350">
+<img src="./images/turtlebot3_burger2.png" width="600" height="350">
 + Use simulated burger with rviz
 ```
 (Remote PC)>[ROS_NAMESPACE=/myspace] roslaunch turtlebot3_fake turtlebot3_fake.launch
 ```
 (if you use a specific namespace, dont forget to change it in the rviz interface (/odom by /myspace/odom))
-<img src="./images/turtlebot3-rviz.jpg" width="400" height="350">
+<img src="./images/turtlebot3-rviz.png" width="400" height="350">
 
 + Control burger with keyboard
 ```