#167: + ghostClass, scroll, scrollSensitivity, scrollSpeed

README.md

@@ -48,7 +48,7 @@ var sortable = new Sortable(el, {
 	handle: ".my-handle",  // Drag handle selector within list items
 	filter: ".ignore-elements",  // Selectors that do not lead to dragging (String or Function)
 	draggable: ".item",  // Specifies which items inside the element should be sortable
-	ghostClass: "sortable-ghost",  // Class name for the drop placeholder - jsbin.com/luxero/3
+	ghostClass: "sortable-ghost",  // Class name for the drop placeholder
 	
 	scroll: true, // or HTMLElement
 	scrollSensitivity: 30, // px, how near the mouse must be to an edge to start scrolling.
@@ -198,6 +198,52 @@ Sortable.create(list, {
 ---
 
 
+#### `ghostClass` option
+Class name for the drop placeholder.
+
+Demo: http://jsbin.com/boqugumiqi/1/edit?css,js,output
+
+```css
+.ghost {
+  opacity: 0.4;
+}
+```
+
+```js
+Sortable.create(list, {
+  ghostClass: "ghost"
+});
+```
+
+
+---
+
+
+#### `scroll` option
+If set to `true`, the page (or sortable-area) scrolls when coming to an edge.
+
+Demo:
+ - `window`: http://jsbin.com/boqugumiqi/1/edit?html,js,output 
+ - `overflow: hidden`: http://jsbin.com/kohamakiwi/1/edit?html,js,output
+
+
+---
+
+
+#### `scrollSensitivity` option
+Defines how near the mouse must be to an edge to start scrolling.
+
+
+---
+
+
+#### `scrollSpeed` option
+The speed at which the window should scroll once the mouse pointer gets within the `scrollSensitivity` distance.
+
+
+---
+
+
 <a name="ng"></a>
 ### Support AngularJS
 Include [ng-sortable.js](ng-sortable.js)