diff --git a/bricks/imgs/folder.svg b/bricks/imgs/folder.svg
index d8d6b0d..009c4cf 100644
--- a/bricks/imgs/folder.svg
+++ b/bricks/imgs/folder.svg
@@ -1 +1 @@
-
+
diff --git a/bricks/imgs/open-folder.svg b/bricks/imgs/open-folder.svg
new file mode 100644
index 0000000..8039d9a
--- /dev/null
+++ b/bricks/imgs/open-folder.svg
@@ -0,0 +1 @@
+
diff --git a/bricks/imgs/register.svg b/bricks/imgs/register.svg
index 75c07e3..7bb23ba 100644
--- a/bricks/imgs/register.svg
+++ b/bricks/imgs/register.svg
@@ -1 +1 @@
-
+
diff --git a/bricks/svg.js b/bricks/svg.js
index ea78f49..0b07727 100644
--- a/bricks/svg.js
+++ b/bricks/svg.js
@@ -13,7 +13,7 @@ bricks.Svg = class extends bricks.VBox {
opts.rate = opts.rate || 1;
opts.cwidth = opts.cwidth || 1;
opts.cheight = opts.cheight || 1;
- opts.blinktime = opts.blinktime || 0.2;
+ opts.blinktime = opts.blinktime || 0.5;
opts.dynsize = true;
super(opts);
if (opts.url){