Update README.md

README.md

@@ -58,7 +58,7 @@ ImageJ macros and scripts written at the imaging facility MRI. Have a look at th
 <img align='right' src="https://github.com/MontpellierRessourcesImagerie/imagej_macros_and_scripts/assets/7602420/4159f06c-52da-4979-af22-d957d6303f63" height='100'/> The tool creates images of 2D-spots for the evaluation and benchmarking of spot detection tools. Two populations of spots with different means and variations of the size can be created in the same image. 
 ####   [MRI Dynamic Zones Analyzer](https://github.com/MontpellierRessourcesImagerie/imagej_macros_and_scripts/wiki/MRI_Dynamic_Zones_Analyzer)
 
-<img align='right' src="https://camo.githubusercontent.com/a53c5744c6d7cc78fa23897d508da759131a69d1cf0b03cdf0be928fc34be06c/68747470733a2f2f6465762e6d72692e636e72732e66722f6174746163686d656e74732f646f776e6c6f61642f323634302f6163746976655f7a6f6e65732e676966" height='100'/> Find and segment zones in which the intensity changes over time. Classify the zones into zones with increasing, decreasing, constant, u-shaped and n-shapes intensity profiles.  
+<img align='right' src="https://dev.mri.cnrs.fr/attachments/download/2640/active_zones.gif" height='100'/> Find and segment zones in which the intensity changes over time. Classify the zones into zones with increasing, decreasing, constant, u-shaped and n-shapes intensity profiles.  
 ####   [MRI_Fibrosis_Tool](https://github.com/MontpellierRessourcesImagerie/imagej_macros_and_scripts/wiki/MRI_Fibrosis_Tool) 
 
 <img align='right' src="https://camo.githubusercontent.com/7571589a6dbdd5b6ee98470e3c269bd353e12ebf/687474703a2f2f6465762e6d72692e636e72732e66722f6174746163686d656e74732f646f776e6c6f61642f313532342f726573756c7430312e706e67" height='100'/> Measure the relative area of sirius red stained fibrosis. The tool uses the colour deconvolution plugin from Gabriel Landini.