fix front hbs image helpers

@@ -3,6 +3,11 @@ module.exports = function (url, opts) {
         let params = opts.hash;
         let urls = url.split('?');
         let query = urls[1] || '';
+        let uri = urls[0];
+
+        if (uri.indexOf('http:') === 0) {
+            uri = uri.replace('http:', '');
+        }
 
         if (query) {
             query = query.replace(/{width}/g, params.w).replace(/{height}/g, params.h).replace(/{mode}/g, (params.mode || 2));
@@ -23,7 +28,7 @@ module.exports = function (url, opts) {
         } else {
             query = 'imageView2/2/interlace/1/q/' + (params.q || 75);
         }
-        return urls[0] + '?' + query;
+        return uri + '?' + query;
     } else {
         return url;
     }