Update html/tTraceTest8.js

html/tTraceTest8.js

-/******************** 
+/******************** 
  * Ttracetest8 Test *
  ********************/
 
@@ -719,6 +719,7 @@ var _instrResp_allKeys;
 var instrComponents;
 function instrRoutineBegin(trials) {
   return function () {
+    line.setAutoDraw(false)
     //------Prepare to start Routine 'instr'-------
     t = 0;
     instrClock.reset(); // clock