DEF TIME TimeSensor { loop TRUE cycleInterval 5 } #<l++>
  
  DEF COLORS Script {   
          eventIn SFFloat set_fraction    
          eventOut SFColor value_changed  
          url "javascript:
          function set_fraction(value) {  
                  if (value < 0.5) value_changed = '0 1 1';
                  else value_changed = '1 0 0';
                  }
                  "
          }#<l++>
  
  ROUTE TIME.fraction_changed TO COLORS.set_fraction
  ROUTE COLORS.value_changed TO MATERIAL.diffuseColor