diff --git a/common/static/js/spec/utility_spec.js b/common/static/js/spec/utility_spec.js
index 6e19798026..c44d36e893 100644
--- a/common/static/js/spec/utility_spec.js
+++ b/common/static/js/spec/utility_spec.js
@@ -10,4 +10,9 @@ describe('utility.rewriteStaticLinks', function () {
     it('returns "content" if "from" is not found', function () {
         expect(rewriteStaticLinks('<img src="/static/foo.x"/>', '/statix/', 'howdy')).toBe('<img src="/static/foo.x"/>')
     });
+    it('does not replace of "from" to "to" if "from" is part of absolute url', function () {
+        expect(
+            rewriteStaticLinks('<img src="http://www.mysite.org/static/foo.x"/>', '/static/', 'howdy')
+        ).toBe('<img src="http://www.mysite.org/static/foo.x"/>')
+    });
 });
diff --git a/common/static/js/src/utility.js b/common/static/js/src/utility.js
index d3ed461b38..7b5dd5a6bb 100644
--- a/common/static/js/src/utility.js
+++ b/common/static/js/src/utility.js
@@ -24,7 +24,18 @@ window.rewriteStaticLinks = function(content, from, to) {
     if (from === null || to === null) {
         return content;
     }
-
-    var regex = new RegExp(from, 'g');
-    return content.replace(regex, to);
-};
+    // replace only relative urls
+    function replacer(match){
+        if (match === from){
+            return to;
+        }
+        else {
+            return match;
+        }
+    }
+    // change all relative urls only which may be embedded inside other tags in content.
+    // handle http and https
+    // note: add other protocols here
+    var regex = new RegExp("(https?:\/\/(www\.)?[-a-zA-Z0-9@:%._\+~#=]{2,256}\.[a-z]{2,6}([-a-zA-Z0-9@:%_\+.~#?&//=]*))?"+from, 'g');
+    return content.replace(regex, replacer);
+};
\ No newline at end of file
diff --git a/common/static/js/vendor/tiny_mce/tiny_mce_popup.js b/common/static/js/vendor/tiny_mce/tiny_mce_popup.js
index bb8e58c88a..b726d1ad1a 100644
--- a/common/static/js/vendor/tiny_mce/tiny_mce_popup.js
+++ b/common/static/js/vendor/tiny_mce/tiny_mce_popup.js
@@ -2,4 +2,6 @@
 // Uncomment and change this document.domain value if you are loading the script cross subdomains
 // document.domain = 'moxiecode.com';
 
-var tinymce=null,tinyMCEPopup,tinyMCE;tinyMCEPopup={init:function(){var b=this,a,c;a=b.getWin();tinymce=a.tinymce;tinyMCE=a.tinyMCE;b.editor=tinymce.EditorManager.activeEditor;b.params=b.editor.windowManager.params;b.features=b.editor.windowManager.features;b.dom=b.editor.windowManager.createInstance("tinymce.dom.DOMUtils",document,{ownEvents:true,proxy:tinyMCEPopup._eventProxy});b.dom.bind(window,"ready",b._onDOMLoaded,b);if(b.features.popup_css!==false){b.dom.loadCSS(b.features.popup_css||b.editor.settings.popup_css)}b.listeners=[];b.onInit={add:function(e,d){b.listeners.push({func:e,scope:d})}};b.isWindow=!b.getWindowArg("mce_inline");b.id=b.getWindowArg("mce_window_id");b.editor.windowManager.onOpen.dispatch(b.editor.windowManager,window)},getWin:function(){return(!window.frameElement&&window.dialogArguments)||opener||parent||top},getWindowArg:function(c,b){var a=this.params[c];return tinymce.is(a)?a:b},getParam:function(b,a){return this.editor.getParam(b,a)},getLang:function(b,a){return this.editor.getLang(b,a)},execCommand:function(d,c,e,b){b=b||{};b.skip_focus=1;this.restoreSelection();return this.editor.execCommand(d,c,e,b)},resizeToInnerSize:function(){var a=this;setTimeout(function(){var b=a.dom.getViewPort(window);a.editor.windowManager.resizeBy(a.getWindowArg("mce_width")-b.w,a.getWindowArg("mce_height")-b.h,a.id||window)},10)},executeOnLoad:function(s){this.onInit.add(function(){eval(s)})},storeSelection:function(){this.editor.windowManager.bookmark=tinyMCEPopup.editor.selection.getBookmark(1)},restoreSelection:function(){var a=tinyMCEPopup;if(!a.isWindow&&tinymce.isIE){a.editor.selection.moveToBookmark(a.editor.windowManager.bookmark)}},requireLangPack:function(){var b=this,a=b.getWindowArg("plugin_url")||b.getWindowArg("theme_url");if(a&&b.editor.settings.language&&b.features.translate_i18n!==false&&b.editor.settings.language_load!==false){a+="/langs/"+b.editor.settings.language+"_dlg.js";if(!tinymce.ScriptLoader.isDone(a)){document.write('<script type="text/javascript" src="'+tinymce._addVer(a)+'"><\/script>');tinymce.ScriptLoader.markDone(a)}}},pickColor:function(b,a){this.execCommand("mceColorPicker",true,{color:document.getElementById(a).value,func:function(e){document.getElementById(a).value=e;try{document.getElementById(a).onchange()}catch(d){}}})},openBrowser:function(a,c,b){tinyMCEPopup.restoreSelection();this.editor.execCallback("file_browser_callback",a,document.getElementById(a).value,c,window)},confirm:function(b,a,c){this.editor.windowManager.confirm(b,a,c,window)},alert:function(b,a,c){this.editor.windowManager.alert(b,a,c,window)},close:function(){var a=this;function b(){a.editor.windowManager.close(window);tinymce=tinyMCE=a.editor=a.params=a.dom=a.dom.doc=null}if(tinymce.isOpera){a.getWin().setTimeout(b,0)}else{b()}},_restoreSelection:function(){var a=window.event.srcElement;if(a.nodeName=="INPUT"&&(a.type=="submit"||a.type=="button")){tinyMCEPopup.restoreSelection()}},_onDOMLoaded:function(){var b=tinyMCEPopup,d=document.title,e,c,a;if(b.features.translate_i18n!==false){c=document.body.innerHTML;if(tinymce.isIE){c=c.replace(/ (value|title|alt)=([^"][^\s>]+)/gi,' $1="$2"')}document.dir=b.editor.getParam("directionality","");if((a=b.editor.translate(c))&&a!=c){document.body.innerHTML=a}if((a=b.editor.translate(d))&&a!=d){document.title=d=a}}if(!b.editor.getParam("browser_preferred_colors",false)||!b.isWindow){b.dom.addClass(document.body,"forceColors")}document.body.style.display="";if(tinymce.isIE){document.attachEvent("onmouseup",tinyMCEPopup._restoreSelection);b.dom.add(b.dom.select("head")[0],"base",{target:"_self"})}b.restoreSelection();b.resizeToInnerSize();if(!b.isWindow){b.editor.windowManager.setTitle(window,d)}else{window.focus()}if(!tinymce.isIE&&!b.isWindow){b.dom.bind(document,"focus",function(){b.editor.windowManager.focus(b.id)})}tinymce.each(b.dom.select("select"),function(f){f.onkeydown=tinyMCEPopup._accessHandler});tinymce.each(b.listeners,function(f){f.func.call(f.scope,b.editor)});if(b.getWindowArg("mce_auto_focus",true)){window.focus();tinymce.each(document.forms,function(g){tinymce.each(g.elements,function(f){if(b.dom.hasClass(f,"mceFocus")&&!f.disabled){f.focus();return false}})})}document.onkeyup=tinyMCEPopup._closeWinKeyHandler},_accessHandler:function(a){a=a||window.event;if(a.keyCode==13||a.keyCode==32){var b=a.target||a.srcElement;if(b.onchange){b.onchange()}return tinymce.dom.Event.cancel(a)}},_closeWinKeyHandler:function(a){a=a||window.event;if(a.keyCode==27){tinyMCEPopup.close()}},_eventProxy:function(a){return function(b){tinyMCEPopup.dom.events.callNativeHandler(a,b)}}};tinyMCEPopup.init();
\ No newline at end of file
+// increased setTimeout for "windowManager.resizeBy" from 10 to 100
+
+var tinymce=null,tinyMCEPopup,tinyMCE;tinyMCEPopup={init:function(){var b=this,a,c;a=b.getWin();tinymce=a.tinymce;tinyMCE=a.tinyMCE;b.editor=tinymce.EditorManager.activeEditor;b.params=b.editor.windowManager.params;b.features=b.editor.windowManager.features;b.dom=b.editor.windowManager.createInstance("tinymce.dom.DOMUtils",document,{ownEvents:true,proxy:tinyMCEPopup._eventProxy});b.dom.bind(window,"ready",b._onDOMLoaded,b);if(b.features.popup_css!==false){b.dom.loadCSS(b.features.popup_css||b.editor.settings.popup_css)}b.listeners=[];b.onInit={add:function(e,d){b.listeners.push({func:e,scope:d})}};b.isWindow=!b.getWindowArg("mce_inline");b.id=b.getWindowArg("mce_window_id");b.editor.windowManager.onOpen.dispatch(b.editor.windowManager,window)},getWin:function(){return(!window.frameElement&&window.dialogArguments)||opener||parent||top},getWindowArg:function(c,b){var a=this.params[c];return tinymce.is(a)?a:b},getParam:function(b,a){return this.editor.getParam(b,a)},getLang:function(b,a){return this.editor.getLang(b,a)},execCommand:function(d,c,e,b){b=b||{};b.skip_focus=1;this.restoreSelection();return this.editor.execCommand(d,c,e,b)},resizeToInnerSize:function(){var a=this;setTimeout(function(){var b=a.dom.getViewPort(window);a.editor.windowManager.resizeBy(a.getWindowArg("mce_width")-b.w,a.getWindowArg("mce_height")-b.h,a.id||window)},100)},executeOnLoad:function(s){this.onInit.add(function(){eval(s)})},storeSelection:function(){this.editor.windowManager.bookmark=tinyMCEPopup.editor.selection.getBookmark(1)},restoreSelection:function(){var a=tinyMCEPopup;if(!a.isWindow&&tinymce.isIE){a.editor.selection.moveToBookmark(a.editor.windowManager.bookmark)}},requireLangPack:function(){var b=this,a=b.getWindowArg("plugin_url")||b.getWindowArg("theme_url");if(a&&b.editor.settings.language&&b.features.translate_i18n!==false&&b.editor.settings.language_load!==false){a+="/langs/"+b.editor.settings.language+"_dlg.js";if(!tinymce.ScriptLoader.isDone(a)){document.write('<script type="text/javascript" src="'+tinymce._addVer(a)+'"><\/script>');tinymce.ScriptLoader.markDone(a)}}},pickColor:function(b,a){this.execCommand("mceColorPicker",true,{color:document.getElementById(a).value,func:function(e){document.getElementById(a).value=e;try{document.getElementById(a).onchange()}catch(d){}}})},openBrowser:function(a,c,b){tinyMCEPopup.restoreSelection();this.editor.execCallback("file_browser_callback",a,document.getElementById(a).value,c,window)},confirm:function(b,a,c){this.editor.windowManager.confirm(b,a,c,window)},alert:function(b,a,c){this.editor.windowManager.alert(b,a,c,window)},close:function(){var a=this;function b(){a.editor.windowManager.close(window);tinymce=tinyMCE=a.editor=a.params=a.dom=a.dom.doc=null}if(tinymce.isOpera){a.getWin().setTimeout(b,0)}else{b()}},_restoreSelection:function(){var a=window.event.srcElement;if(a.nodeName=="INPUT"&&(a.type=="submit"||a.type=="button")){tinyMCEPopup.restoreSelection()}},_onDOMLoaded:function(){var b=tinyMCEPopup,d=document.title,e,c,a;if(b.features.translate_i18n!==false){c=document.body.innerHTML;if(tinymce.isIE){c=c.replace(/ (value|title|alt)=([^"][^\s>]+)/gi,' $1="$2"')}document.dir=b.editor.getParam("directionality","");if((a=b.editor.translate(c))&&a!=c){document.body.innerHTML=a}if((a=b.editor.translate(d))&&a!=d){document.title=d=a}}if(!b.editor.getParam("browser_preferred_colors",false)||!b.isWindow){b.dom.addClass(document.body,"forceColors")}document.body.style.display="";if(tinymce.isIE){document.attachEvent("onmouseup",tinyMCEPopup._restoreSelection);b.dom.add(b.dom.select("head")[0],"base",{target:"_self"})}b.restoreSelection();b.resizeToInnerSize();if(!b.isWindow){b.editor.windowManager.setTitle(window,d)}else{window.focus()}if(!tinymce.isIE&&!b.isWindow){b.dom.bind(document,"focus",function(){b.editor.windowManager.focus(b.id)})}tinymce.each(b.dom.select("select"),function(f){f.onkeydown=tinyMCEPopup._accessHandler});tinymce.each(b.listeners,function(f){f.func.call(f.scope,b.editor)});if(b.getWindowArg("mce_auto_focus",true)){window.focus();tinymce.each(document.forms,function(g){tinymce.each(g.elements,function(f){if(b.dom.hasClass(f,"mceFocus")&&!f.disabled){f.focus();return false}})})}document.onkeyup=tinyMCEPopup._closeWinKeyHandler},_accessHandler:function(a){a=a||window.event;if(a.keyCode==13||a.keyCode==32){var b=a.target||a.srcElement;if(b.onchange){b.onchange()}return tinymce.dom.Event.cancel(a)}},_closeWinKeyHandler:function(a){a=a||window.event;if(a.keyCode==27){tinyMCEPopup.close()}},_eventProxy:function(a){return function(b){tinyMCEPopup.dom.events.callNativeHandler(a,b)}}};tinyMCEPopup.init();
\ No newline at end of file