function DoAutorotationStart() {
	        document.ptviewer.startAutoPan( 0.5, 0.0, 1.0 );
	}
	function DoAutorotationStop() {
	        document.ptviewer.stopAutoPan();
	}
	function DoZoomIn() {
		document.ptviewer.startAutoPan( 0.0, 0.0, 1.0/1.03 );
	}
	function DoZoomOut() {
		document.ptviewer.startAutoPan( 0.0, 0.0, 1.03 );
	}
	function DoShowHideHotspots() {
		document.ptviewer.toggleHS();
	}
	function DoReset() {
		document.ptviewer.gotoView( -45, -60, 80 );
	}
	function DisplayPan() {
		status = document.ptviewer.pan().toString() ;
	}
	function DisplayTilt() {
		status = document.ptviewer.tilt().toString() ;
	}
	function DisplayFov() {
		status = document.ptviewer.fov().toString() ;
	}
	
	function mousehs(n) {
		//if( n== -1 )
	   //			document.cn.hsnum.value = "---" ;
	///	else
	 //  			document.cn.hsnum.value = n ;
	}
	function getview(p,t,f) {
	//   document.cn.pan.value = p ;
	//   document.cn.tilt.value = t ;
	//   document.cn.fov.value = f ;
	}
	
	function NewPano(  ) {
		document.ptviewer.newPanoFromList(0);
	}
	function openwindow(whichpage) 
	{
	if (whichpage==1)
		open("yew_bar.html", "messageWindow", "maximize=no,toolbar=no,directories=no,status=yes,menubar=no,scrollbars=no,noresize,copyhistory=no,top=10,left=150,width=300,height=400");
	else
		open("yew_view.html", "messageWindow", "maximize=no,toolbar=no,directories=no,status=yes,menubar=no,scrollbars=no,noresize,copyhistory=no,top=10,left=150,width=300,height=400");
	} 
	function yorkbath() 
{
	open("york_bath.html", "messageWindow", "maximize=no,toolbar=no,directories=no,status=yes,menubar=no,scrollbars=no,noresize,copyhistory=no,top=0,left=150,width=350,height=500");
} 
	function yorktv() 
{
	open("york_tv.html", "messageWindow", "maximize=no,toolbar=no,directories=no,status=yes,menubar=no,scrollbars=no,noresize,copyhistory=no,top=0,left=150,width=350,height=500");
} 
function yorkbed() 
{
	open("york_bed.html", "messageWindow", "maximize=no,toolbar=no,directories=no,status=yes,menubar=no,scrollbars=no,noresize,copyhistory=no,top=0,left=150,width=350,height=500");
}