showZoomSlider = true;
showSlabSlider = false;

  // CONTENTS TITLE IS REQUIRED
chapterTitle = 'Tests for clickable echo:';

  // CONTENTS SUBTITLE IS OPTIONAL
chapterSubtitle = 'lower center of Jmol';

chapterIntro = 'Click the "Center Clicked" checkbox below Jmol to display\n\
the clickable echo at the bottom center of Jmol."

  // ========== SECTION III: NAVIGATION (NEXT, PREVIOUS, CONTENTS, RESET) ============

contentsButtonGoesTo = '';

provideResetButton = false; // ignored when isContents.

previousChapterButtonGoesTo = "";

nextChapterButtonGoesTo = "";

  // ========== SECTION IV: MOLECULAR VIEW FOR CONTENTS ============

// Molecular View Button ===== ===== ===== ===== ===== ===== ===== ===== =====
// Although no "View 1" button will appear when isContents is true, 
// the molecular view is nevertheless specified as though it were a button.
// Multiple-molecule (multiple-Jmol) views are supported.

setupButton(
	1,  // NUMBER OF MOLECULES
	'../molecules4all/1d66.pdb', // ATOMIC COORDINATE FILE
	'script initial-view.spt', // SCRIPT FOR MOLECULAR VIEW
	blackBackground, // BACKGROUND (blackBackground or whiteBackground)
	spinningOn); // spinningStart, spinningOn, spinningSame, or spinningOff

  // ========== END OF contents.js ============
