function highlight(button)

  {	
	  document.getElementById(button).src = hilinks[button];	  
  }
  
       function goaway(button)	
  {
	  document.getElementById(button).src = normlinks[button];
  }
  
  	   function bigshow(button)

  {	
	  document.getElementById("bigframe").src = hilinks[button];
	  document.getElementById("imagetitle").value = names[button];
  }
  
       function bigshowgoaway(button)

  {	
	  document.getElementById("bigframe").src = hilinks[5];	
	  document.getElementById("imagetitle").value = "Tulips";  
  }