Include reading of file on button press for lotw

package.nw/lib/adif.js

@@ -715,6 +715,7 @@ function grabLOtWLog(test)
 
   if (test == false)
   {
+    loadLoTWLogFile();
     nodeTimers.setTimeout(grabLoTWQSO, 500);
   }
 }
@@ -1122,11 +1123,19 @@ function loadGtQSOLogFile()
   }
 }
 
+function getFilesizeInBytes(filename)
+{
+  var fs = require("fs");
+  var stats = fs.statSync(filename);
+  var fileSizeInBytes = stats.size;
+  return fileSizeInBytes;
+}
+
 function loadLoTWLogFile()
 {
   var fs = require("fs");
 
-  if (fs.existsSync(g_LoTWLogFile))
+  if (fs.existsSync(g_LoTWLogFile) && getFilesizeInBytes(g_LoTWLogFile) > 0)
   {
     g_fromDirectCallNoFileDialog = true;
     onAdiLoadComplete(fs.readFileSync(g_LoTWLogFile), false);
@@ -1430,7 +1439,6 @@ function startupAdifLoadCheck()
 
     if (loadLOTWCheckBox.checked == true)
     {
-      loadLoTWLogFile();
       grabLOtWLog(false);
     }