function inverso(){
document.ptviewer.startAutoPan(-0.5, 0, 1);
}
function play(){
document.ptviewer.startAutoPan(0.5, 0, 1);
}
function arriba(){
document.ptviewer.startAutoPan(0, 0.5, 1);
}
function abajo(){
document.ptviewer.startAutoPan(0, -0.5, 1);
}
function detener(){
document.ptviewer.stopAutoPan();
}
function acercar(){
document.ptviewer.startAutoPan(0, 0, 0.99);
}
function alejar(){
document.ptviewer.startAutoPan(0, 0, 1.01);
}
function restaurar() {
	document.ptviewer.gotoView( 0, 0, 80 );
}
function NewPano(a) {
document.ptviewer.newPanoFromList(a);
}
function click() {
 if (event.button==2) {
    alert('Click con botón derecho inhabilitado'); }
 }
 document.onmousedown=click