-Util.formatDate = function(date_ms) {
- var zeropad = function(x) { if (x < 10) return "0" + x; else return "" + x; };
- var d = new Date(date_ms);
-
- // Get the year:
- var year = "" + d.getFullYear();
- // Get a 0 padded month string
- var month = zeropad(d.getMonth() + 1); //months are 0-offset, sigh
- // Get a 0 padded day string
- var day = zeropad(d.getDate());
-
- return year + "/" + month + "/" + day;
+Util.formatDate = function(dateMillis) {
+ return Dygraph.dateString_(dateMillis).slice(0, 10); // 10 == "YYYY/MM/DD".length