Example usage of simpleJSONP.js

simpleJSONP-example.js

// using simpleJSONP.js 
// https://gist.github.com/z-------------/7389e7708a38021cd25e

/* output looks like this (just an example, not actual output)

data: {
    status: 200,
    weather: {
        currentWarnings: [{
            title: "Red Rainstorm Signal",
            text: "Red rainstorm signal is currently in effect"
        },{
            title: "Tsunami Warning",
            text: "Tsunami warning is currently in effect"
        }]
    },
    url: "http://weather.blah.hk/whatever/warnings.xml"
}

*/

var warningImageMap = {
    "Red Rainstorm Signal": "red-rain.png",
    "Tsunami Warning": "tsunami.png"
    // etc
}

jsonp("http://weather.blah.hk/whatever/warnings.xml",function(response){
    var jsonResponse = xmlToJSON(response);
    var warnings = jsonResponse.data.weather.currentWarnings;
    for (i=0; i<warnings.length; i++) {
        var warningImg = document.createElement("img");
        warningImg.src = warningImageMap[warnings[i].title];
        document.querySelector("#warnings").appendChild(warningImg);
    }
})