// Show flexible assignment of values to arrays
  function Open_the_door(x, y) { this.x = x; this.y = y }

  a = new Array( 1, 2.2, 'buckle my shoe', new Array(3,4),
      new Open_the_door(55.3, 26.8), new Open_the_door('Hi', 'There'))

  document.write('a[0]= ' + a[0] + '<br>') 
  document.write('a[1]= ' + a[1] + '<br>') 
  document.write('a[2]= ' + a[2] + '<br>') 
  document.write('a[3]= ' + a[3] + '<br>') 
  document.write('a[4].x= ' +a[4].x   + '<br>') 
  document.write('a[4].y= ' +a[4].y   + '<br>')   
  document.write('a[5].x= ' +a[5].x   + '<br>') 
  document.write('a[5].y= ' +a[5].y   + '<br>') 
  document.write('a[3][0] = ' + a[3][0] + '<br>') 
  document.write('a[3][1] = ' + a[3][1] + '<br>') 
  document.write(' Length of a[]= ' + a.length + '<br>') 
  document.write(' <p> ') 

// Now show associative and sparse arrays
  b = new Array() 
  b[0] = 'start';         b['house'] = 'myhouse';  b['city'] = 'seattle';
  b['county'] = 'King';   b['State'] = "Wash";     b["country"]='USA';
  b[9] = 99 
  document.write('Length of b= ' + b.length + '<br>') 
  
  for (value in b) 
    document.write(' b[' + value + ']= ' + b[value] + '<br>') 

  for (i=0; i<10; i++)
    document.write(' b['+i+']= ' + b[i] + '<br>') 
  document.write('<p>')