diff --git a/src/chartBase.js b/src/chartBase.js
index cadc5c9..79b619b 100644
--- a/src/chartBase.js
+++ b/src/chartBase.js
@@ -300,23 +300,23 @@ export function chartBase() {
function saveAsPng(chart) {
function drawInlineSVG(svgElement, ctx, callback, legend){
- var svgInnerHTML;
+ var svgInnerHTML, w = 0;
if(legend !== undefined){
- var w, h = 0, lsvg, hlist;
+ var h = 0, lsvg, hlist;
svgInnerHTML = "" + svgElement.innerHTML + "";
legend.container().selectAll("tr").each(function(d, i){
w = 0;
hlist = [];
d3.select(this).selectAll("td").each(function(dtd, itd){
lsvg = d3.select(this).selectAll("svg");
- svgInnerHTML += "" +
+ svgInnerHTML += "" +
lsvg.node().innerHTML + ""
hlist.push(lsvg.attr("height"));
w += +lsvg.attr("width");
});
h += +d3.max(hlist);
});
- svgInnerHTML = "";
+ svgInnerHTML = "";
} else
svgInnerHTML = new XMLSerializer().serializeToString(svgElement);
@@ -402,7 +402,7 @@ function saveAsSvg(chart){
hlist = [];
d3.select(this).selectAll("td").each(function(){
lsvg = d3.select(this).selectAll("svg");
- html += "" +
+ html += "" +
lsvg.node().innerHTML + ""
hlist.push(lsvg.attr("height"));
w += +lsvg.attr("width");