X-Git-Url: http://git.cascardo.info/?p=cascardo%2Fipsilon.git;a=blobdiff_plain;f=templates%2Fadmin%2Foption_config.html;fp=templates%2Fadmin%2Foption_config.html;h=14326fd311c351ed6b06e75382157d85e05e7ada;hp=02babe6bbe9139ff886e7b791321623c93c2e7f9;hb=cae2c6d2b98b2981458e06f3700d0e0d27e1a2dc;hpb=a8994fbcbe824b784c6ccefb1acc2cf8d268b90e

diff --git a/templates/admin/option_config.html b/templates/admin/option_config.html
index 02babe6..14326fd 100644
--- a/templates/admin/option_config.html
+++ b/templates/admin/option_config.html
@@ -38,7 +38,13 @@
                     var reader = new FileReader(); // instance of the FileReader
                     reader.readAsDataURL(files[0]); // read the local file
  
-                    reader.onloadend = function(){ // set image data as background of div
+                    reader.onloadend = function(e){ // set image data as background of div
+                        var contents = e.target.result;
+                        if (!contents) {
+                            window.alert('Image file is unreadable')
+                            document.getElementById('uploadFile').value = null;
+                        }
+
                         $("#imagePreview").css("background-image", "url("+this.result+")");
                     }
                 }