diff --git a/js/imce.js b/js/imce.js
index 4e8948d..078a23b 100644
--- a/js/imce.js
+++ b/js/imce.js
@@ -626,7 +626,7 @@ resMsgs: function (msgs) {
 
 //return img markup
 imgHtml: function (fid, width, height) {
-  return '<img src="'+ imce.getURL(fid) +'" width="'+ width +'" height="'+ height +'" alt="'+ imce.decodePlain(fid) +'">';
+  return '<img src="'+ imce.getURL(fid) + (imce.vars.cache ? '' : '?no-cache=' + Math.random().toString(10).substr(5)) + '" width="'+ width +'" height="'+ height +'" alt="'+ imce.decodePlain(fid) +'">';
 },
 
 //check if the file is an image
diff --git a/tpl/imce-content.tpl.php b/tpl/imce-content.tpl.php
index 53a397c..6865f4e 100644
--- a/tpl/imce-content.tpl.php
+++ b/tpl/imce-content.tpl.php
@@ -21,8 +21,9 @@ $imce =& $imce_ref['imce'];//keep this line.
   //imce.vars.boxH = 100; //height of a file info box
 
   //imce.vars.previewImages = 0; //disable click previewing of images.
-  //imce.vars.cache = 0; //disable directory caching. File lists will always refresh.
   //imce.vars.absurls = 1; //make IMCE return absolute file URLs to external applications.
+  // Disable directory caching. File lists will always refresh.
+  imce.vars.cache = <?php print variable_get('imce_vars_cache', 0); ?>;
 //--><!]]>
 </script>