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authorGravatar Adam Chlipala <adam@chlipala.net>2014-04-21 12:09:58 -0400
committerGravatar Adam Chlipala <adam@chlipala.net>2014-04-21 12:09:58 -0400
commitc3d2041bb380b3a576564419fc9a9386a98e75b7 (patch)
tree4371c9a659e2c168f1c573831e9ebe42a4fd7397 /lib
parent052a3c80512fd8c99163f921d53b51800c402ff6 (diff)
Change <active> to avoid generating an empty <span> for empty content
Diffstat (limited to 'lib')
-rw-r--r--lib/js/urweb.js8
1 files changed, 5 insertions, 3 deletions
diff --git a/lib/js/urweb.js b/lib/js/urweb.js
index 2e350378..fe628130 100644
--- a/lib/js/urweb.js
+++ b/lib/js/urweb.js
@@ -1009,8 +1009,6 @@ function active(s) {
if (suspendScripts)
return;
- var span = document.createElement("span");
- addNode(span);
var ms = maySuspend;
maySuspend = false;
try {
@@ -1020,7 +1018,11 @@ function active(s) {
throw e;
}
maySuspend = ms;
- setInnerHTML(span, html);
+ if (html != "") {
+ var span = document.createElement("span");
+ addNode(span);
+ setInnerHTML(span, html);
+ }
}
function input(x, s, recreate, type, name) {