<!-- Begin
var noofimages=5;
var currentimage=1;
function changeImage(filename,index)
{
  mainimage.src = filename;
  currentimage=index;
}
function nextimage()
{
	if(currentimage<noofimages)
 	{
		currentimage=currentimage+1;
	}
changeImage('index/'+currentimage+'.jpg',currentimage);
}
function previousimage()
{
	if(currentimage>1)
 	{
		currentimage=currentimage-1;
	}
changeImage('index/'+currentimage+'.jpg',currentimage);
}
function navigation()
{
	document.write('<a href="javascript:previousimage()">Previous</a>');
	for(var i=1;i<=noofimages;i++)
	{
		document.write('<a href="javascript:changeImage('+"'index/"+i+".jpg',"+i+')">'+i+'</a>');
	}
	document.write('<a href="javascript:nextimage()">Next</a>');
}

//  End -->
