fix picture orientation

script/lightbox.js

@@ -215,6 +215,9 @@
         alt: $link.attr('data-alt'),
         link: $link.attr('href'),
         title: $link.attr('data-title') || $link.attr('title')
+        //ADDED-START
+        , orientation: $link.attr('data-orientation')
+        //ADDED-END
       });
     }
 
@@ -293,6 +296,14 @@
       });
 
       $preloader = $(preloader);
+      
+      //ADDED-START
+      if(Math.abs(self.album[imageNumber].orientation) == 90) {
+    	  var sWidth = preloader.width;
+    	  preloader.width = preloader.height;
+   		  preloader.height = sWidth;
+      }
+      //ADDED-END
 
       $image.width(preloader.width);
       $image.height(preloader.height);