+Ext.override(Ext.core.Element, {
+ /**
+ * Returns true if this element is scrollable.
+ * @return {Boolean}
+ */
+ isScrollable : function(){
+ var dom = this.dom;
+ return dom.scrollHeight > dom.clientHeight || dom.scrollWidth > dom.clientWidth;
+ },
+
+ /**
+ * Returns the current scroll position of the element.
+ * @return {Object} An object containing the scroll position in the format {left: (scrollLeft), top: (scrollTop)}
+ */
+ getScroll : function() {
+ var d = this.dom,
+ doc = document,
+ body = doc.body,
+ docElement = doc.documentElement,
+ l,
+ t,
+ ret;
+
+ if (d == doc || d == body) {
+ if (Ext.isIE && Ext.isStrict) {
+ l = docElement.scrollLeft;
+ t = docElement.scrollTop;
+ } else {
+ l = window.pageXOffset;
+ t = window.pageYOffset;
+ }
+ ret = {
+ left: l || (body ? body.scrollLeft : 0),
+ top : t || (body ? body.scrollTop : 0)
+ };
+ } else {
+ ret = {
+ left: d.scrollLeft,
+ top : d.scrollTop
+ };
+ }
+
+ return ret;
+ },
+