diff --git a/script/screenshots.js b/script/screenshots.js
index e88dd12..15016c6 100644
--- a/script/screenshots.js
+++ b/script/screenshots.js
@@ -83,6 +83,7 @@
   // https://github.com/admc/wd/blob/62f2b0060d36a402de5634477b26a5ed4c051967/examples/async/chrome.js#L25-L40
   browserDriver.init(cfg, function(err, _, capabilities) {
     if (err) console.log(err);
+    console.log(cfg.browserName,cfg.platform,'init')
 
     var browser = cfg.browserName.replace(/\s/g, '_')+(capabilities ? '_VERSION'+capabilities.version : '');
     var platform = (capabilities || cfg).platform.replace(/\s/g, '_');
@@ -91,10 +92,13 @@
 
     browserDriver.get(url, function(err) {
       if (err) console.log(err);
+      console.log(cfg.browserName,cfg.platform,'get')
       browserDriver.safeExecute('document.documentElement.scrollHeight', function(err,scrollHeight) {
         if (err) console.log(err);
+        console.log(cfg.browserName,cfg.platform,'safeExecute 1')
         browserDriver.safeExecute('document.documentElement.clientHeight', function(err,viewportHeight) {
           if (err) console.log(err);
+          console.log(cfg.browserName,cfg.platform,'safeExecute 2')
 
           // Firefox and Internet Explorer will take a screenshot of the entire webpage,
           if (cfg.browserName != 'Safari' && cfg.browserName != 'Chrome' && cfg.browserName != 'MicrosoftEdge') {
@@ -102,9 +106,11 @@
             var filename = piecesDir+'/'+browser+'_'+platform+'.png';
             browserDriver.saveScreenshot(filename, function(err) {
               if (err) console.log(err);
+              console.log(cfg.browserName,cfg.platform,'saveScreenshot');
 
               browserDriver.log('browser', function(err,logs) {
                 if (err) console.log(err);
+                console.log(cfg.browserName,cfg.platform,'log');
 
                 var logfile = baseDir+'/'+browser+'_'+platform+'.log'
                 logs = logs || [];
@@ -132,35 +138,44 @@
               // causing a stackoverflow in Safari.
               browserDriver.safeEval('window.scrollTo(0,'+scrollTop+');', function(err) {
                 if (err) console.log(JSON.stringify(err));
+                console.log(cfg.browserName,cfg.platform,'safeEval 1');
 
                 // saves file in the file `piecesDir/browser_version_platform/#.png`
                 var filename = piecesDir+'/'+index+'.png';
                 browserDriver.saveScreenshot(filename, function(err) {
                   if (err) console.log(err);
+                  console.log(cfg.browserName,cfg.platform,'saveScreenshot');
 
                   scrollTop += viewportHeight;
                   if (scrollTop + viewportHeight > scrollHeight) {
                     browserDriver.getWindowSize(function(err,size) {
+                      if (err) console.log(err);
+                      console.log(cfg.browserName,cfg.platform,'getWindowSize');
                       // account for the viewport offset
                       var extra = size.height - viewportHeight;
                       browserDriver.setWindowSize(size.width, (scrollHeight-scrollTop)+extra, function(err) {
                         if (err) console.log(err);
+                        console.log(cfg.browserName,cfg.platform,'setWindowSize');
 
                         browserDriver.safeEval('window.scrollTo(0,'+scrollHeight+');', function(err) {
                           if (err) console.log(JSON.stringify(err));
+                          console.log(cfg.browserName,cfg.platform,'safeEval 2');
 
                           index++;
                           var filename = piecesDir+'/'+index+'.png';
                           browserDriver.saveScreenshot(filename, function(err) {
                             if (err) console.log(err);
+                            console.log(cfg.browserName,cfg.platform,'saveScreenshot Final');
 
                             browserDriver.log('browser', function(err,logs) {
                               if (err) console.log(err);
+                              console.log(cfg.browserName,cfg.platform,'log');
 
                               var logfile = baseDir+'/'+browser+'_'+platform+'.log'
                               logs = logs || [];
                               fs.writeFile(logfile,logs.join('\n'), function(err) {
                                 if (err) console.log(err);
+                                console.log(cfg.browserName,cfg.platform,'writeFile');
 
                                 browserDriver.quit();
                               });