.highcharts 函数

关于 $('#container').highcharts(options)；

The .highcharts function is actually a part of a jQuery plugin used to create
the Highcharts.Chart objects. It uses jQuery's element selector (for example,
$('#container')) to find the element we want to render the chart to and renders the
chart inside that element.

在highcharts.src.js 文件中有如下片段：

/**
			 * Register Highcharts as a plugin in the respective framework
			 */
			$.fn.highcharts = function () {
				var constr = 'Chart', // default constructor
					args = arguments,
					options,
					ret,
					chart;

				if (this[0]) { 

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