      if(!mime) {
        this.preview.innerHTML = '<em>Invalid data URI</em>';
      }
-@@ -5786,14 +6629,14 @@
+@@ -5786,14 +6630,14 @@
    getNumColumns: function() {
      return 4;
    },

       for(var i=0; i<this.enumSource.length; i++) {
         // Constant values
         if(Array.isArray(this.enumSource[i])) {
@@ -5035,7 +5864,7 @@
           } else {
             items = vars[this.enumSource[i].source];
           }

         if(this.files && this.files.length) {
           var fr = new FileReader();
           fr.onload = function(evt) {
@@ -5733,14 +6577,14 @@
   refreshPreview: function() {
     if(this.last_preview === this.value) return;
     this.last_preview = this.value;
