Update function_label/README.md

function_label/README.md

@@ -4,10 +4,10 @@ The filename, such as G1S1F1.HeadFunc.Lx.txt, denotes the label from the x-th la
 
 The function definitions can be found in 
 
-Head_Movement_Functions_EN.csv　<br>
-Facial_Expression_Functions_EN.csv <br>
-Gaze_Functions_EN.csv <br>
-Aizuchi_Functions_EN.csv <br>
+[Head_Movement_Functions_EN.csv](./Head_Movement_Functions_EN.csv)　<br>
+[Facial_Expression_Functions_EN.csv](./Facial_Expression_Functions_EN.csv) <br>
+[Gaze_Functions_EN.csv](./Gaze_Functions_EN.csv) <br>
+[Aizuchi_Functions_EN.csv](./Aizuchi_Functions_EN.csv) <br>
 
 File format: <br>
 [frame] [f1] [f2] .... [fN]