this.maskEl.top.setTop(0);
this.maskEl.top.show();
+ Roo.log(['top', Roo.lib.Dom.getDocumentWidth(), box.y - this.padding]);
+
this.maskEl.left.setStyle('position', 'absolute');
this.maskEl.left.setStyle('z-index', zIndex);
this.maskEl.left.setSize(box.x - this.padding, box.height + this.padding * 2);