highcharts的draggable-legend.js

# Highcharts Draggable Legend Box Makes the [Highcharts](http://www.highcharts.com/) legend box draggable. This a fork of [draggable-legend](https://github.com/highslide-software/draggable-legend). In the original version the legend is dragged by its title; a legend without a title cannot be made draggable. This version makes the legend box draggable regardless of the existence of a legend title. The contents of the plugin is located in the javascript file [`draggable-legend-box.js`](https://github.com/masih/draggable-legend-box/blob/master/draggable-legend-box.js). ## Demo [Demo on JSFiddle](http://jsfiddle.net/bA6UM/83/) ## License This plugin is published under the [MIT](https://github.com/masih/draggable-legend-box/blob/master/LICENSE) license.