var seedlocation = { lat: -37.793491, lng: 175.316316 }; window.addEventListener( 'load', function() { }); function getPanoImage( panoId, callback ){ var loader = new GSVPANO.PanoLoader({ zoom: 1 }); loader.onPanoramaLoad = function(){ callback(this.canvas.toDataURL()); } loader.onError = function( message ) { alert( 'Error: ' + message ); }; loader.composePanorama(panoId); }