var rot=1;
function cyclePage(which, page) {

//	alert(page);	
	if (page == "next") {
		// figure next page
		if (rot==5 ) {
			rot=1; // wrap to first page
		} else {
			rot=rot + 1; 
		}
	}
	else if (page == "prev") {
		// figure previous page
		if (rot==1) {
			rot=5; // wrap last page
		} else {
			rot=rot - 1;
		}
	}
	if(page!='next' && page!='prev')
		rot=page;
	//alert(rot);	
	if (rot == 1) 
	{
		
		document.getElementById("pressPg1").src = 'images/pg1On.gif';
		document.getElementById("pressPg2").src = 'images/pg2Off.gif';
		document.getElementById("pressPg3").src = 'images/pg3Off.gif';
		document.getElementById("pressPg4").src = 'images/pg4Off.gif';
		document.getElementById("pressPg5").src = 'images/pg5Off.gif';
	    document.getElementById("press1").style.display = 'block';
	    document.getElementById("press2").style.display = 'none';
	    document.getElementById("press3").style.display = 'none';	
	     document.getElementById("press4").style.display = 'none';
	    document.getElementById('press5').style.display = 'none';
	}
	if (rot == 2) 
	{
		document.getElementById("pressPg1").src = 'images/pg1Off.gif';
		document.getElementById("pressPg2").src = 'images/pg2On.gif';
		document.getElementById("pressPg3").src = 'images/pg3Off.gif';
		document.getElementById("pressPg4").src = 'images/pg4Off.gif';
		document.getElementById("pressPg5").src = 'images/pg5Off.gif';
	    document.getElementById("press1").style.display = 'none';
	    document.getElementById("press2").style.display = 'block';
	    document.getElementById("press3").style.display = 'none';	
	     document.getElementById("press4").style.display = 'none';
	    document.getElementById('press5').style.display = 'none';
	}
	if (rot == 3) 
	{
		document.getElementById("pressPg1").src = 'images/pg1Off.gif';
		document.getElementById("pressPg2").src = 'images/pg2Off.gif';
		document.getElementById("pressPg3").src = 'images/pg3On.gif';
		document.getElementById("pressPg4").src = 'images/pg4Off.gif';
		document.getElementById("pressPg5").src = 'images/pg5Off.gif';
	    document.getElementById("press1").style.display = 'none';
	    document.getElementById("press2").style.display = 'none';
	    document.getElementById("press3").style.display = 'block';	
	     document.getElementById("press4").style.display = 'none';
	    document.getElementById('press5').style.display = 'none';
	}
	if (rot == 4) 
	{
		document.getElementById("pressPg1").src = 'images/pg1Off.gif';
		document.getElementById("pressPg2").src = 'images/pg2Off.gif';
		document.getElementById("pressPg3").src = 'images/pg3Off.gif';
		document.getElementById("pressPg4").src = 'images/pg4On.gif';
		document.getElementById("pressPg5").src = 'images/pg5Off.gif';
	    document.getElementById("press1").style.display = 'none';
	    document.getElementById("press2").style.display = 'none';
	    document.getElementById("press3").style.display = 'none';	
	     document.getElementById("press4").style.display = 'block';
	    document.getElementById('press5').style.display = 'none';
	}
	if (rot == 5) 
	{
		document.getElementById("pressPg1").src = 'images/pg1Off.gif';
		document.getElementById("pressPg2").src = 'images/pg2Off.gif';
		document.getElementById("pressPg3").src = 'images/pg3Off.gif';
		document.getElementById("pressPg4").src = 'images/pg4Off.gif';
		document.getElementById("pressPg5").src = 'images/pg5On.gif';
	    document.getElementById("press1").style.display = 'none';
	    document.getElementById("press2").style.display = 'none';
	    document.getElementById("press3").style.display = 'none';	
	     document.getElementById("press4").style.display = 'none';
	    document.getElementById('press5').style.display = 'block';
	}
}