HTML: CSV processing, two options (D3 and jquery-csv).

<!DOCTYPE html>
<html>
<head>
    <title>HTML5</title>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=650, user-scalable=yes">

</script>

</head>
<body>
    <div id="map">
    </div>
</body>

</html>

var dat0;
var dat1;
var dat2;
var dat3;

$(document).ready(function() {

//*********************************************************************
// ----- Use D3
//*********************************************************************

//creates an array of arrays
d3.text('treechart.csv', function(data){
    dat0 = d3.csv.parseRows(data)
})

//creates an array of objects
d3.csv('treechart.csv', function(data){dat1=data})

//*********************************************************************
// ----- Use jquery-CSV
//*********************************************************************

// array of arrays
$.ajax({
    type: "GET",
    url: "treechart.csv",
    dataType: "text",
    success: function(data) { 
        dat2 = $.csv.toArrays(data);}
});

// array of objects
$.ajax({
    type: "GET",
    url: "treechart.csv",
    dataType: "text",
    success: function(data) { dat3 = $.csv.toObjects(data);
            equalityTest()}
});

}); // end document ready

function equalityTest()
{

$('#map').html('Length of dat0 is ' + dat0.length + '<br>' +
         'Length of dat1 is ' + dat1.length + '<br>' +
        'Length of dat2 is ' + dat2.length + '<br>' +
        'Length of dat3 is ' + dat3.length + '<br>' +
        'Is dat0 equal to dat2: ' + _.isEqual(dat0, dat2)+ '<br>' +
        'Is dat1 equal to dat3: ' + _.isEqual(dat1, dat3))

}

</script>

Modified http://html5shiv.googlecode.com/svn/trunk/html5.js to a secure url

Modified http://jquery-csv.googlecode.com/git/src/jquery.csv.js to a secure url

Modified http://d3js.org/d3.v3.min.js to a secure url

Modified http://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.5.2/underscore-min.js to a secure url

https://html5shiv.googlecode.com/svn/trunk/html5.js

https://ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js

https://jquery-csv.googlecode.com/git/src/jquery.csv.js

https://d3js.org/d3.v3.min.js

https://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.5.2/underscore-min.js