After Draging and droping "javaScript" into the GameObject, the "JavaScript" refuse to appear in the inspector,...How do i make it appear,..unity5.4.1f1

After draging and droping JavaScript into a GameObject,...JavaScript refuse to appear in the inspector,...note that in the inspector,..only the Target appears very bold. while the script is xtremely faint. what may cause it?. and How do i correct it? Please I need anwers,...note that my Script has no error.....(unity5.4.1f1)..is my version.