{

  "title":{
    "text":"Custom tooltip",
    "style":"{font-size: 20px; font-family: Verdana; text-align: center;}"
  },

  "elements":[
    {
      "type":      "bar",
      "colour":    "#9933CC",
      "text":      "Page views",
      "font-size": 10,
      "values" :   [9,6,7,9,5,7,6,9,9],
      "tip":       "!!!<br>#val#<br>#x_label#"
    }
  ],
  "x_axis":{
    "labels":{
      "labels": ["January","February","March","April","May","June","July","August","Spetember"]
    }
  },
  "y_axis":{
    "max":20
  },
  "tooltip":{
    "shadow":false,
    "stroke":5,
    "colour":"#00d000",
    "background":"#d0d0ff",
    "title":"{font-size: 14px; color: #905050;}",
    "body":"{font-size: 10px; font-weight: bold; color: #9090ff;}"
  }
}