function changeImage()
{
	var list = document.getElementById('optionlist');
	document.mainimage.src = list.options[list.selectedIndex].value;
	changeText();
}

function prevImage()
{
	var list = document.getElementById('optionlist');
	if(list.selectedIndex == 0)
	{
		list.selectedIndex = list.options.length-1;
	}
	else
	{
		list.selectedIndex--;
	}
	changeImage();
}

function nextImage()
{
	var list = document.getElementById('optionlist');
	if(list.selectedIndex == list.options.length-1)
	{
		list.selectedIndex = 0;
	}
	else
	{
		list.selectedIndex++;
	}
	changeImage();
}

function select_image()
{
	changeImage();
}

function changeText()
{
var list = document.getElementById('optionlist');
var the_text;

	the_text = get_text(list.selectedIndex);
	document.getElementById('text_cell').innerHTML = the_text;
}

function get_text(nar_num)
{
	var the_text;
	var all_text = new Array(
"At Jilly's house - Jilly, Anne Grewar and Lynn Szeftel",
"",
"Jilly and Doug in Jilly's Kitchen",
"Jilly's dining room - Anne Grewar, Linda & Mike Hayes, Doug and Otto<br />and not forgetting the Basenjis",
"",
"Dust devil?",
"",
"Phil Edwards - Left to right at the back Doug, Stephen and Anne Grewar, John Steers and ?",
"Details Please",
"Speedy Morris and Phil Edwards",
"John Steers",
"Phil Edwards",
"June Ross",
"Doug Grewar, Anne Grewar, John Steers, ?, Phil Edwards",
"Van Zylsrus Hotel – desert funk!"
);
the_text = all_text[nar_num];
return the_text;
}