Update READEME.md

Author: SenonETS

CMakeLists.txt

@@ -9,7 +9,7 @@ set(EXTENSION_CATEGORY "IGT")
 set(EXTENSION_CONTRIBUTORS "Sen Li (École de technologie supérieure)")
 set(EXTENSION_DESCRIPTION "Spine deformity analysis using freehand 3D ultrasound.")
 set(EXTENSION_ICONURL "https://github.com/SenonETS/3DSlicerTutorial_ExtensionModuleDevelopment/blob/master/sl_01__LaminaLandmark_Labeling/Resources/Icons/SlicerIGSpineDeformity.png")
-set(EXTENSION_SCREENSHOTURLS "https://github.com/SenonETS/3DSlicerTutorial_ExtensionModuleDevelopment/blob/master/sl_01__LaminaLandmark_Labeling/SL_ScreenShot.png")
+set(EXTENSION_SCREENSHOTURLS "https://github.com/SenonETS/3DSlicerTutorial_ExtensionModuleDevelopment/blob/master/sl_01__LaminaLandmark_Labeling/SL_ScreenShot.PNG")
 set(EXTENSION_DEPENDS "NA") # Specified as a list or "NA" if no dependencies
 
 #-----------------------------------------------------------------------------

README.md

@@ -1,9 +1,8 @@
 # <a href="https://www.youtube.com/watch?v=VcqLfAGfE6E&list=PLTuWbByD80TORd1R-J7j7nVQ9fot3C2fK" style="text-decoration:none">Step-by-step tutorial of 3D Slicer Extension Module Development</a>
+<img src="https://github.com/SenonETS/3DSlicerTutorial_ExtensionModuleDevelopment/blob/master/sl_01__LaminaLandmark_Labeling/SL_ScreenShot.PNG" alt="isolated" width="800"/>
 
 [![IMAGE ALT TEXT HERE](https://img.youtube.com/vi/rr0Q9GUuz7E/0.jpg)](https://www.youtube.com/watch?v=rr0Q9GUuz7E&list=PLTuWbByD80TORd1R-J7j7nVQ9fot3C2fK)
 
-<img src="https://github.com/SenonETS/3DSlicerTutorial_ExtensionModuleDevelopment/blob/master/sl_01__LaminaLandmark_Labeling/SL_ScreenShot.PNG" alt="isolated" width="800"/>
-
 ## <a href="/02__Interact_Debug_&_Pipeline/" style="text-decoration:none">Step 02: Interact, Debug & Pipeline</a>
 
 <img src="/02__Interact_Debug_&_Pipeline/sl_02__Summary.png" alt="isolated" width="800"/>