function showArray(array1)
{
  document.forms.form1.display1.value = array1;
}
  
function lengthArray(array1)
{
  document.forms.form1.display2.value = array1.length;
}
  
function reverseArray(array1)
{ 
  document.forms.form1.display3.value = array1.reverse();
}
  
function sortArray(array1)
{ 
  document.forms.form1.display4.value = array1.sort();
}