govarnishstat JS bugfix.

cmd/govarnishstat/table.go

@@ -97,6 +97,7 @@ table.hitrate {
 var addr = "ws://" + location.hostname + ":" + location.port
 var metadata = {}
 var tbody
+var rows
 var colClassList = []
 var show0 = false
 var show0_checkbox
@@ -277,7 +278,6 @@ function getHitrate() {
 }
 
 function resetVisibility() {
-	var rows = tbody.rows
 	for (i = 0; i < rows.length; i++) {
 		var raw = rows[i].getAttribute("data-raw")
 		if (raw == "0" && !show0) {
@@ -332,8 +332,6 @@ function toggleShow0() {
 
 function toggleFormatting() {
 	formatting = !formatting
-	for (i = 0; i < tbody.rows.length; i++)
-		format(tbody.rows[i])
 }
 
 function keyUp(evt) {
@@ -378,6 +376,7 @@ function keyUp(evt) {
 window.onload = function() {
 	var tbl = document.getElementById("statsTbl")
 	tbody = tbl.getElementsByTagName('tbody')[0];
+	rows = tbody.rows
 	var headrow = document.getElementById("headrow")
 	for (i = 0; i < headrow.cells.length; i++)
 		colClassList[i] = headrow.cells[i].classList