function showNav()
{

	var pages = new Array("home.html","cott_inside.html","cott_outside.html","cott_pool.html","apart_spec.html","ap_costs.html","farmhouse.html","umbria.html","monte_cost.html","todi.html","perugia.html","assisi.html","local_towns.html","transport.html","eating_out.html","shopping.html","local_fest.html","act_sport.html","cooking_courses.html","booking.html","olive_oil.html","links.html");

	var lastLink = "";
	var nextLink = "";
	var lastPage = "";	
	var nextPage = "";
	var j;
	var theLoc=window.location+"";
	thePath=theLoc.split("http://")[1].split("/");
	theFile=thePath[thePath.length-1];

	for(i=0;i<pages.length;i++)
	{			
		if (theFile == pages[i])
		{	
			j = i;	
			
		}
	}

	if(j > 0)
	{
		lastPage = pages[j-1];
	}
	if(j < pages.length-1)
	{
		nextPage = pages[j+1];
	}

	if(lastPage != "")
	{
		lastLink = "<A HREF=\"" + lastPage + "\"><IMG SRC=\"img/prev.png\" BORDER=\"0\"></A>";
	}
	
	if(nextPage != "")
	{
		nextLink = "<A HREF=\"" + nextPage + "\"><IMG SRC=\"img/next.png\" BORDER=\"0\"></A>";
	}
	
	document.write(lastLink, "&nbsp", nextLink);
}