var d3_nsPrefix = {
svg: "http://www.w3.org/2000/svg", xhtml: "http://www.w3.org/1999/xhtml", xlink: "http://www.w3.org/1999/xlink", xml: "http://www.w3.org/XML/1998/namespace", xmlns: "http://www.w3.org/2000/xmlns/"
};
d3.ns = {
prefix: d3_nsPrefix, qualify: function(name) { var i = name.indexOf(":"), prefix = name; if (i >= 0) { prefix = name.substring(0, i); name = name.substring(i + 1); } return d3_nsPrefix.hasOwnProperty(prefix) ? {space: d3_nsPrefix[prefix], local: name} : name; }
};