海图没有显示任何东西，只是空白的html页面

I tried to use the example given in highcharts website. But when i use it all i am getting is a blank html page. Someone please help me with the code. I do not understand why the code is not loading properly please tell me if i should add something extra to this, and please do let me know how to use a php array to make this graph work alsoI tried to use the example given in highcharts