diff --git a/app/design/adminhtml/default/default/template/catalog/product/edit.phtml b/app/design/adminhtml/default/default/template/catalog/product/edit.phtml
index f9c56f311c9..be968fe9df4 100644
--- a/app/design/adminhtml/default/default/template/catalog/product/edit.phtml
+++ b/app/design/adminhtml/default/default/template/catalog/product/edit.phtml
@@ -57,9 +57,7 @@
             if (response.attribute && $(response.attribute)) {
                 $(response.attribute).setHasError(true, productForm);
                 Validation.ajaxError($(response.attribute), response.message);
-                if (!Prototype.Browser.IE){
-                    $(response.attribute).focus();
-                }
+                $(response.attribute).focus();
             }
             else if ($('messages')) {
                 $('messages').innerHTML = '<ul class="messages"><li class="error-msg"><ul><li>' + response.message + '</li></ul></li></ul>';
diff --git a/app/design/adminhtml/default/default/template/catalog/product/edit/action/attribute.phtml b/app/design/adminhtml/default/default/template/catalog/product/edit/action/attribute.phtml
index a20b55b9db5..9e86edab188 100644
--- a/app/design/adminhtml/default/default/template/catalog/product/edit/action/attribute.phtml
+++ b/app/design/adminhtml/default/default/template/catalog/product/edit/action/attribute.phtml
@@ -43,9 +43,7 @@ attributesForm._processValidationResult = function(transport) {
         if (response.attribute && $(response.attribute)) {
             $(response.attribute).setHasError(true, attributesForm);
             Validation.ajaxError($(response.attribute), response.message);
-            if (!Prototype.Browser.IE){
-                $(response.attribute).focus();
-            }
+            $(response.attribute).focus();
         } else if ($('messages')) {
             $('messages').innerHTML = '<ul class="messages"><li class="error-msg"><ul><li>' + response.message + '</li></ul></li></ul>';
         }
diff --git a/app/design/adminhtml/default/default/template/notification/window.phtml b/app/design/adminhtml/default/default/template/notification/window.phtml
index cc042d88dcd..9992a642827 100644
--- a/app/design/adminhtml/default/default/template/notification/window.phtml
+++ b/app/design/adminhtml/default/default/template/notification/window.phtml
@@ -31,13 +31,11 @@
     function openMessagePopup() {
         var height = $('html-body').getHeight();
         $('message-popup-window-mask').setStyle({'height':height+'px'});
-        toggleSelectsUnderBlock($('message-popup-window-mask'), false);
         Element.show('message-popup-window-mask');
         $('message-popup-window').addClassName('show');
     }
 
     function closeMessagePopup() {
-        toggleSelectsUnderBlock($('message-popup-window-mask'), true);
         Element.hide('message-popup-window-mask');
         $('message-popup-window').removeClassName('show');
         messagePopupClosed = true;
diff --git a/js/mage/adminhtml/browser.js b/js/mage/adminhtml/browser.js
index 6441c5be0b0..d8bc31e9b1f 100644
--- a/js/mage/adminhtml/browser.js
+++ b/js/mage/adminhtml/browser.js
@@ -46,8 +46,6 @@ MediabrowserUtility = {
             window = this.dialogWindow;
         }
         if (window) {
-            // IE fix - hidden form select fields after closing dialog
-            WindowUtilities._showSelect();
             window.close();
         }
     }
diff --git a/js/mage/adminhtml/form.js b/js/mage/adminhtml/form.js
index b315d967dab..e8ddc3f4788 100644
--- a/js/mage/adminhtml/form.js
+++ b/js/mage/adminhtml/form.js
@@ -391,26 +391,6 @@ RegionUpdater.prototype = {
 
 regionUpdater = RegionUpdater;
 
-/**
- * Fix errorrs in IE
- */
-Event.pointerX = function(event){
-    try{
-        return event.pageX || (event.clientX +(document.documentElement.scrollLeft || document.body.scrollLeft));
-    }
-    catch(e){
-
-    }
-};
-Event.pointerY = function(event){
-    try{
-        return event.pageY || (event.clientY +(document.documentElement.scrollTop || document.body.scrollTop));
-    }
-    catch(e){
-
-    }
-};
-
 SelectUpdater = Class.create();
 SelectUpdater.prototype = {
     initialize: function (firstSelect, secondSelect, selectFirstMessage, noValuesMessage, values, selected)
diff --git a/js/mage/adminhtml/giftmessage.js b/js/mage/adminhtml/giftmessage.js
index c9326fcd24d..60a4ed460df 100644
--- a/js/mage/adminhtml/giftmessage.js
+++ b/js/mage/adminhtml/giftmessage.js
@@ -166,7 +166,6 @@ GiftOptionsPopup.prototype = {
         var element = Event.element(event).id;
         var itemId = element.sub('gift_options_link_','');
 
-        toggleSelectsUnderBlock(this.giftOptionsWindowMask, false);
         this.giftOptionsWindowMask = $('gift_options_window_mask');
         this.giftOptionsWindow = $('gift_options_configure');
         this.giftOptionsWindow.select('select').each(function(el){
@@ -207,7 +206,6 @@ GiftOptionsPopup.prototype = {
     },
 
     closeWindow : function() {
-        toggleSelectsUnderBlock(this.giftOptionsWindowMask, true);
         this.giftOptionsWindowMask.style.display = 'none';
         this.giftOptionsWindow.style.display = 'none';
     }
diff --git a/js/mage/adminhtml/grid.js b/js/mage/adminhtml/grid.js
index ca367706cd1..f7975b675d1 100644
--- a/js/mage/adminhtml/grid.js
+++ b/js/mage/adminhtml/grid.js
@@ -183,27 +183,10 @@ varienGrid.prototype = {
                                 setLocation(response.ajaxRedirect);
                             }
                         } else {
-                            /**
-                             * For IE <= 7.
-                             * If there are two elements, and first has name, that equals id of second.
-                             * In this case, IE will choose one that is above
-                             *
-                             * @see https://prototype.lighthouseapp.com/projects/8886/tickets/994-id-selector-finds-elements-by-name-attribute-in-ie7
-                             */
-                            var divId = $(this.containerId);
-                            if (divId.id == this.containerId) {
-                                divId.update(responseText);
-                            } else {
-                                $$('div[id="'+this.containerId+'"]')[0].update(responseText);
-                            }
+                            $(this.containerId).update(responseText);
                         }
                     } catch (e) {
-                        var divId = $(this.containerId);
-                        if (divId.id == this.containerId) {
-                            divId.update(responseText);
-                        } else {
-                            $$('div[id="'+this.containerId+'"]')[0].update(responseText);
-                        }
+                        $(this.containerId).update(responseText);
                     }
                 }.bind(this)
             });
diff --git a/js/mage/adminhtml/loader.js b/js/mage/adminhtml/loader.js
index 9fa8cf25b81..48279237dce 100644
--- a/js/mage/adminhtml/loader.js
+++ b/js/mage/adminhtml/loader.js
@@ -208,17 +208,14 @@ function showLoader(loaderArea) {
         return;
     }
     Element.clonePosition(loadingMask, loaderArea, {offsetLeft:-2});
-    toggleSelectsUnderBlock(loadingMask, false);
     Element.show(loadingMask);
     Element.childElements(loadingMask).invoke('hide');
-    setLoaderPosition();
     loaderTimeout = setTimeout(function() {
         Element.childElements(loadingMask).invoke('show');
     }, typeof window.LOADING_TIMEOUT === 'undefined' ? 200 : window.LOADING_TIMEOUT);
 }
 
 function hideLoader() {
-    toggleSelectsUnderBlock($('loading-mask'), true);
     Element.hide('loading-mask');
     if(loaderTimeout) {
         clearTimeout(loaderTimeout);
@@ -226,54 +223,12 @@ function hideLoader() {
     }
 }
 
-/**
- * @todo need calculate middle of visible area and scroll bind
- */
-function setLoaderPosition(){
-    var elem = $('loading_mask_loader');
-    if (elem && Prototype.Browser.IE) {
-        var elementDims = elem.getDimensions();
-        var viewPort = document.viewport.getDimensions();
-        var offsets = document.viewport.getScrollOffsets();
-        elem.style.left = Math.floor(viewPort.width / 2 + offsets.left - elementDims.width / 2) + 'px';
-        elem.style.top = Math.floor(viewPort.height / 2 + offsets.top - elementDims.height / 2) + 'px';
-        elem.style.position = 'absolute';
-    }
+/** @deprecated since 20.0.19 */
+function setLoaderPosition() {
 }
 
-/*function getRealHeight() {
-    var body = document.body;
-    if (window.innerHeight && window.scrollMaxY) {
-        return window.innerHeight + window.scrollMaxY;
-    }
-    return Math.max(body.scrollHeight, body.offsetHeight);
-}*/
-
-
-
-function toggleSelectsUnderBlock(block, flag){
-    if(Prototype.Browser.IE){
-        var selects = document.getElementsByTagName("select");
-        for(var i=0; i<selects.length; i++){
-            /**
-             * @todo: need check intersection
-             */
-            if(flag){
-                if(selects[i].needShowOnSuccess){
-                    selects[i].needShowOnSuccess = false;
-                    // Element.show(selects[i])
-                    selects[i].style.visibility = '';
-                }
-            }
-            else{
-                if(Element.visible(selects[i])){
-                    // Element.hide(selects[i]);
-                    selects[i].style.visibility = 'hidden';
-                    selects[i].needShowOnSuccess = true;
-                }
-            }
-        }
-    }
+/** @deprecated since 20.0.19 */
+function toggleSelectsUnderBlock(block, flag) {
 }
 
 Ajax.Responders.register(varienLoaderHandler.handler);
diff --git a/js/mage/adminhtml/product/composite/configure.js b/js/mage/adminhtml/product/composite/configure.js
index 5b1f6916b9b..60dd80f8296 100644
--- a/js/mage/adminhtml/product/composite/configure.js
+++ b/js/mage/adminhtml/product/composite/configure.js
@@ -410,7 +410,6 @@ ProductConfigure.prototype = {
      * Show configuration window
      */
     _showWindow: function() {
-        this._toggleSelectsExceptBlock(false);
         this.blockMask.setStyle({'height':this.windowHeight+'px'}).show();
         this.blockWindow.setStyle({'marginTop':-this.blockWindow.getHeight()/2 + "px", 'display':'block'});
         if (Object.isFunction(this.showWindowCallback[this.current.listType])) {
@@ -418,32 +417,10 @@ ProductConfigure.prototype = {
         }
     },
 
-    /**
-     * toggles Selects states (for IE) except those to be shown in popup
-     */
-    _toggleSelectsExceptBlock: function(flag) {
-        if(Prototype.Browser.IE){
-            if (this.blockForm) {
-                var states = new Array;
-                var selects = this.blockForm.getElementsByTagName("select");
-                for(var i=0; i<selects.length; i++){
-                    states[i] = selects[i].style.visibility;
-                }
-            }
-            toggleSelectsUnderBlock(this.blockMask, flag);
-            if (this.blockForm) {
-                for(i=0; i<selects.length; i++){
-                    selects[i].style.visibility = states[i];
-                }
-            }
-        }
-    },
-
     /**
      * Close configuration window
      */
     _closeWindow: function() {
-        toggleSelectsUnderBlock(this.blockMask, true);
         this.blockMask.style.display = 'none';
         this.blockWindow.style.display = 'none';
         this.clean('window');
diff --git a/js/mage/adminhtml/sales.js b/js/mage/adminhtml/sales.js
index 204c468c39f..69d41f77e99 100644
--- a/js/mage/adminhtml/sales.js
+++ b/js/mage/adminhtml/sales.js
@@ -985,7 +985,7 @@ AdminOrder.prototype = {
                 if ('message' != id || response[id]) {
                     var wrapper = new Element('div');
                     wrapper.update(response[id] ? response[id] : '');
-                    $(this.getAreaId(id)).update(Prototype.Browser.IE ? wrapper.outerHTML : wrapper);
+                    $(this.getAreaId(id)).update(wrapper);
                 }
                 if ($(this.getAreaId(id)).callback) {
                     this[$(this.getAreaId(id)).callback]();
@@ -1138,18 +1138,6 @@ AdminOrder.prototype = {
             parentEl.addClassName('ignore-validate');
         }
 
-        if (Prototype.Browser.IE) {
-            parentEl.select('select').each(function (elem) {
-                if (show) {
-                    elem.needShowOnSuccess = false;
-                    elem.style.visibility = '';
-                } else {
-                    elem.style.visibility = 'hidden';
-                    elem.needShowOnSuccess = true;
-                }
-            });
-        }
-
         parentEl.setStyle({position: 'relative'});
         el.setStyle({
             display: show ? 'none' : '',
diff --git a/js/mage/adminhtml/tools.js b/js/mage/adminhtml/tools.js
index 5e4069bf6ce..9cb4739f4be 100644
--- a/js/mage/adminhtml/tools.js
+++ b/js/mage/adminhtml/tools.js
@@ -258,7 +258,6 @@ var toolbarToggle = {
     headerOffset: null, // Normal toolbar offset - calculated once
     headerCopy: null, // Floating toolbar
     eventsAdded: false, // We're listening to scroll/resize
-    compatible: !navigator.appVersion.match('MSIE 6.'), // Whether object is compatible with browser (do not support old browsers, legacy code)
 
     // Inits object and pushes it into work. Can be used to init/reset(update) object by current DOM.
     reset: function () {
@@ -272,10 +271,6 @@ var toolbarToggle = {
 
     // Creates toolbar and inits all needed properties
     createToolbar: function () {
-        if (!this.compatible) {
-            return;
-        }
-
         // Extract header that we will use as toolbar
         var headers = $$('.content-header');
         for (var i = headers.length - 1; i >= 0; i--) {
@@ -319,7 +314,7 @@ var toolbarToggle = {
     // Checks whether object properties are ready and valid
     ready: function () {
         // Return definitely boolean value
-        return (this.compatible && this.header && this.headerCopy && this.headerCopy.parentNode) ? true : false;
+        return (this.header && this.headerCopy && this.headerCopy.parentNode) ? true : false;
     },
 
     // Updates toolbars for current scroll - shows/hides normal and floating toolbar
@@ -410,10 +405,6 @@ var toolbarToggle = {
 
     // Starts object on window load
     startOnLoad: function () {
-        if (!this.compatible) {
-            return;
-        }
-
         if (!this.funcOnWindowLoad) {
             this.funcOnWindowLoad = this.start.bind(this);
         }
@@ -430,10 +421,6 @@ var toolbarToggle = {
 
     // Starts object by creating toolbar and enabling scroll/resize events
     start: function () {
-        if (!this.compatible) {
-            return;
-        }
-
         this.reset();
         this.startListening();
     },
diff --git a/js/mage/adminhtml/wysiwyg/tiny_mce/setup.js b/js/mage/adminhtml/wysiwyg/tiny_mce/setup.js
index df7768b5a3c..3340e5a26a7 100644
--- a/js/mage/adminhtml/wysiwyg/tiny_mce/setup.js
+++ b/js/mage/adminhtml/wysiwyg/tiny_mce/setup.js
@@ -479,14 +479,6 @@ tinyMceWysiwygSetup.prototype =
         this.getPluginButtons().each(function(e) {
             e.show();
         });
-        if (Prototype.Browser.IE) {
-            // workaround for IE textarea redraw bug
-            window.setTimeout(function() {
-                if ($(this.id)) {
-                    $(this.id).value = $(this.id).value;
-                }
-            }.bind(this), 0);
-        }
     },
 
     closePopups: function() {
diff --git a/js/mage/adminhtml/wysiwyg/tiny_mce/themes/advanced/skins/default/content.css b/js/mage/adminhtml/wysiwyg/tiny_mce/themes/advanced/skins/default/content.css
index 96edcf25a66..5d0bb5ee68b 100644
--- a/js/mage/adminhtml/wysiwyg/tiny_mce/themes/advanced/skins/default/content.css
+++ b/js/mage/adminhtml/wysiwyg/tiny_mce/themes/advanced/skins/default/content.css
@@ -35,15 +35,3 @@ del {color:red; text-decoration:line-through}
 cite {border-bottom:1px dashed blue}
 acronym {border-bottom:1px dotted #CCC; cursor:help}
 abbr, html\:abbr {border-bottom:1px dashed #CCC; cursor:help}
-
-/* IE */
-* html body {
-scrollbar-3dlight-color:#F0F0EE;
-scrollbar-arrow-color:#676662;
-scrollbar-base-color:#F0F0EE;
-scrollbar-darkshadow-color:#DDD;
-scrollbar-face-color:#E0E0DD;
-scrollbar-highlight-color:#F0F0EE;
-scrollbar-shadow-color:#F0F0EE;
-scrollbar-track-color:#F5F5F5;
-}
diff --git a/js/mage/adminhtml/wysiwyg/widget.js b/js/mage/adminhtml/wysiwyg/widget.js
index 6668c3a3b41..b81585ac4aa 100644
--- a/js/mage/adminhtml/wysiwyg/widget.js
+++ b/js/mage/adminhtml/wysiwyg/widget.js
@@ -63,8 +63,6 @@ var widgetTools = {
             window = this.dialogWindow;
         }
         if (window) {
-            // IE fix - hidden form select fields after closing dialog
-            WindowUtilities._showSelect();
             window.close();
         }
     }
diff --git a/js/mage/directpost.js b/js/mage/directpost.js
index b05c5988056..e4fff34d380 100644
--- a/js/mage/directpost.js
+++ b/js/mage/directpost.js
@@ -366,18 +366,10 @@ directPost.prototype = {
 
     createHiddenElement : function(name, value) {
         var field;
-        if (isIE) {
-            field = document.createElement('input');
-            field.setAttribute('type', 'hidden');
-            field.setAttribute('name', name);
-            field.setAttribute('value', value);
-        } else {
-            field = document.createElement('input');
-            field.type = 'hidden';
-            field.name = name;
-            field.value = value;
-        }
-
+        field = document.createElement('input');
+        field.type = 'hidden';
+        field.name = name;
+        field.value = value;
         return field;
     },
 
diff --git a/js/mage/translate_inline.js b/js/mage/translate_inline.js
index 0195be835cc..d1a90c3305b 100644
--- a/js/mage/translate_inline.js
+++ b/js/mage/translate_inline.js
@@ -25,20 +25,6 @@ TranslateInline.prototype = {
 
         this.trigTimer = null;
         this.trigContentEl = null;
-        if (Prototype.Browser.IE) {
-            $$('*[data-translate]').each(this.initializeElement.bind(this));
-            var scope = this;
-            Ajax.Responders.register({ onComplete: function() {
-                window.setTimeout(scope.reinitElements.bind(scope), 50);
-            }
-            });
-            var ElementNode = (typeof HTMLElement != 'undefined' ? HTMLElement : Element);
-            var ElementUpdate = ElementNode.prototype.update;
-            ElementNode.prototype.update = function() {
-                ElementUpdate.apply(this, arguments);
-                $(this).select('*[data-translate]').each(scope.initializeElement.bind(scope));
-            };
-        }
         this.trigEl = $(trigEl);
         this.trigEl.observe('click', this.formShow.bind(this));
 
diff --git a/js/varien/js.js b/js/varien/js.js
index 5da09ca464e..d0341144ba3 100644
--- a/js/varien/js.js
+++ b/js/varien/js.js
@@ -240,8 +240,8 @@ function expandDetails(el, childClass) {
     }
 }
 
-// Version 1.0
-var isIE = navigator.appVersion.match(/MSIE/) == "MSIE";
+/** @deprecated since 20.0.19 */
+var isIE = false;
 
 if (!window.Varien)
     var Varien = new Object();
@@ -618,16 +618,9 @@ Element.addMethods({
  * @example fireEvent($('my-input', 'click'));
  */
 function fireEvent(element, event) {
-    if (document.createEvent) {
-        // dispatch for all browsers except IE before version 9
-        var evt = document.createEvent("HTMLEvents");
-        evt.initEvent(event, true, true ); // event type, bubbling, cancelable
-        return element.dispatchEvent(evt);
-    } else {
-        // dispatch for IE before version 9
-        var evt = document.createEventObject();
-        return element.fireEvent('on' + event, evt);
-    }
+    var evt = document.createEvent("HTMLEvents");
+    evt.initEvent(event, true, true ); // event type, bubbling, cancelable
+    return element.dispatchEvent(evt);
 }
 
 /**
@@ -651,21 +644,6 @@ function modulo(dividend, divisor)
     return remainder;
 }
 
-/**
- * createContextualFragment is not supported in IE9. Adding its support.
- */
-if ((typeof Range != "undefined") && !Range.prototype.createContextualFragment)
-{
-    Range.prototype.createContextualFragment = function(html)
-    {
-        var frag = document.createDocumentFragment(),
-        div = document.createElement("div");
-        frag.appendChild(div);
-        div.outerHTML = html;
-        return frag;
-    };
-}
-
 /**
  * Create form element. Set parameters into it and send
  *
diff --git a/js/varien/menu.js b/js/varien/menu.js
index 2e168021284..c0f3360f6ae 100644
--- a/js/varien/menu.js
+++ b/js/varien/menu.js
@@ -30,21 +30,13 @@ var mainNav = function() {
         settings :  {
             show_delay      :   0,
             hide_delay      :   0,
-            _ie6            :   /MSIE 6.+Win/.test(navigator.userAgent),
-            _ie7            :   /MSIE 7.+Win/.test(navigator.userAgent)
         },
 
         init :  function(obj, level) {
             obj.lists = obj.childElements();
             obj.lists.each(function(el,ind){
                 main.handlNavElement(el);
-                if((main.settings._ie6 || main.settings._ie7) && level){
-                    main.ieFixZIndex(el, ind, obj.lists.size());
-                }
             });
-            if(main.settings._ie6 && !level){
-                document.execCommand("BackgroundImageCache", false, true);
-            }
         },
 
         handlNavElement :   function(list) {
@@ -61,15 +53,6 @@ var mainNav = function() {
             }
         },
 
-        ieFixZIndex : function(el, i, l) {
-            if(el.tagName.toString().toLowerCase().indexOf("iframe") == -1){
-                el.style.zIndex = l - i;
-            } else {
-                el.onmouseover = "null";
-                el.onmouseout = "null";
-            }
-        },
-
         fireNavEvent :  function(elm,ev) {
             if(ev){
                 elm.addClassName("over");
diff --git a/js/varien/product.js b/js/varien/product.js
index f36197e250c..fa6448ad687 100644
--- a/js/varien/product.js
+++ b/js/varien/product.js
@@ -104,12 +104,6 @@ Product.Zoom.prototype = {
     toggleFull: function () {
         this.showFull = !this.showFull;
 
-        //Hide selects for IE6 only
-        if (typeof document.body.style.maxHeight == "undefined")  {
-            for (i=0; i<this.selects.length; i++) {
-                this.selects[i].style.visibility = this.showFull ? 'hidden' : 'visible';
-            }
-        }
         val_scale = !this.showFull ? this.slider.value : 1;
         this.scale(val_scale);
 
diff --git a/skin/frontend/rwd/default/css/styles.css b/skin/frontend/rwd/default/css/styles.css
index 22e4373c097..7ba16edcdff 100644
--- a/skin/frontend/rwd/default/css/styles.css
+++ b/skin/frontend/rwd/default/css/styles.css
@@ -2669,9 +2669,6 @@ input[type=text] {
     /* Prevent from zooming on focus */
   }
 }
-.ie8 .input-text {
-  max-width: none;
-}
 
 /* -------------------------------------------- *
  * Inputs - Quantity
diff --git a/skin/frontend/rwd/default/scss/core/_form.scss b/skin/frontend/rwd/default/scss/core/_form.scss
index 51461edf3fb..b94103614f5 100644
--- a/skin/frontend/rwd/default/scss/core/_form.scss
+++ b/skin/frontend/rwd/default/scss/core/_form.scss
@@ -201,10 +201,6 @@ input[type=text] {
     }
 }
 
-.ie8 .input-text {
-    max-width: none;
-}
-
 /* -------------------------------------------- *
  * Inputs - Quantity
  */