diff --git a/docs/static/fonts/icons/iconfont.css b/docs/static/fonts/icons/iconfont.css
index 4f5d6225..6ba0be84 100644
--- a/docs/static/fonts/icons/iconfont.css
+++ b/docs/static/fonts/icons/iconfont.css
@@ -1,8 +1,8 @@
 @font-face {
 	font-family: "iconfont";
-	src: url("iconfont.eot?0110b30728d5ee42bbc746ff7b3c5a79?#iefix") format("embedded-opentype"),
-url("iconfont.woff2?0110b30728d5ee42bbc746ff7b3c5a79") format("woff2"),
-url("iconfont.woff?0110b30728d5ee42bbc746ff7b3c5a79") format("woff");
+	src: url("iconfont.eot?85962023e1141ed4156344d036c50fe8?#iefix") format("embedded-opentype"),
+url("iconfont.woff2?85962023e1141ed4156344d036c50fe8") format("woff2"),
+url("iconfont.woff?85962023e1141ed4156344d036c50fe8") format("woff");
 }
 
 .icon {
@@ -79,3 +79,9 @@ url("iconfont.woff?0110b30728d5ee42bbc746ff7b3c5a79") format("woff");
 .icon-save:before {
 	content: "\f115";
 }
+.icon-advancedcollapsed:before {
+	content: "\f116";
+}
+.icon-advancedexpanded:before {
+	content: "\f117";
+}
diff --git a/docs/static/fonts/icons/iconfont.eot b/docs/static/fonts/icons/iconfont.eot
index a8c3c2fc..9a182952 100644
Binary files a/docs/static/fonts/icons/iconfont.eot and b/docs/static/fonts/icons/iconfont.eot differ
diff --git a/docs/static/fonts/icons/iconfont.svg b/docs/static/fonts/icons/iconfont.svg
index b34c4ff4..647ad0a8 100644
--- a/docs/static/fonts/icons/iconfont.svg
+++ b/docs/static/fonts/icons/iconfont.svg
@@ -70,6 +70,12 @@
     <glyph glyph-name="save"
       unicode="&#xF115;"
       horiz-adv-x="40" d=" M4.2 19.2V33.8C4.2 34.9 4.3 35 5.4 35H12.3C13.4 35 13.6 34.9 13.6 33.8V26.7C13.6 25.8 13.7 25.6 14.6 25.6H25C25.9 25.6 26.1 25.8 26.1 26.7V34C26.1 34.9 26.3 35 27.1 35C29.2 35 29.2 35 30.6 33.6C32.2 32.1 33.6 30.7 35.1 29.1C35.5 28.8 35.7 28.4 35.7 27.9V4.4C35.7 3.6 35.5 3.2 34.6 3.2H5.2C4.3 3.2 4.2 3.4 4.2 4.4C4.2 9.5 4.2 14.3 4.2 19.2zM20 6.7H31.5C32.5 6.7 32.7 6.9 32.7 7.9V21.3C32.7 22.2 32.5 22.5 31.5 22.5H8.5C7.7 22.5 7.3 22.3 7.3 21.3V7.9C7.3 6.9 7.5 6.7 8.5 6.7H20z M24 31.9C24 31.2 24 30.3 24 29.6C24 28.9 23.7 28.8 23.1 28.8C22.6 28.8 22.1 28.8 21.7 28.8C21.4 28.8 20.9 28.9 20.9 29.5C20.9 29.5 20.9 29.6 20.9 29.6V34.2C20.9 34.5 21 34.9 21.6 35C21.6 35 21.6 35 21.7 35C22.3 35 22.8 35 23.3 35C23.8 35 24.2 34.7 24.2 34.3C24.2 34.3 24.2 34.3 24.2 34.2C24 33.5 24 32.6 24 31.9z M6.7 23.6H33.5V5.7H6.7V23.6z M7.6 22.8H32.6V6.6H7.6V22.8z" />
+    <glyph glyph-name="advancedcollapsed"
+      unicode="&#xF116;"
+      horiz-adv-x="40" d=" M39.7 28.2L36.2 31.5L20 15.3L3.8 31.5L0.3 28.2L18.3 10.3L18.3 10.3L20 8.5L20.5 9L20.5 9z" />
+    <glyph glyph-name="advancedexpanded"
+      unicode="&#xF117;"
+      horiz-adv-x="40" d=" M39.3 12L21.7 29.6L21.7 29.6L20 31.3L19.5 30.8L19.5 30.8L0.7 12L4 8.7L20 24.7L36 8.7z" />
   </font>
 </defs>
 </svg>
diff --git a/docs/static/fonts/icons/iconfont.ttf b/docs/static/fonts/icons/iconfont.ttf
index f792d2e4..e43edf6a 100644
Binary files a/docs/static/fonts/icons/iconfont.ttf and b/docs/static/fonts/icons/iconfont.ttf differ
diff --git a/docs/static/fonts/icons/iconfont.woff b/docs/static/fonts/icons/iconfont.woff
index e25c51d1..82bd444b 100644
Binary files a/docs/static/fonts/icons/iconfont.woff and b/docs/static/fonts/icons/iconfont.woff differ
diff --git a/docs/static/fonts/icons/iconfont.woff2 b/docs/static/fonts/icons/iconfont.woff2
index 93fcd098..7401e50c 100644
Binary files a/docs/static/fonts/icons/iconfont.woff2 and b/docs/static/fonts/icons/iconfont.woff2 differ
diff --git a/svgicons/categories/advancedcollapsed.svg b/svgicons/categories/advancedcollapsed.svg
index 491db6d2..0a196c1d 100644
--- a/svgicons/categories/advancedcollapsed.svg
+++ b/svgicons/categories/advancedcollapsed.svg
@@ -1,58 +1,10 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<?xml version="1.0" encoding="utf-8"?>
 <!-- Generator: Adobe Illustrator 22.0.1, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
-
-<svg
-   xmlns:dc="http://purl.org/dc/elements/1.1/"
-   xmlns:cc="http://creativecommons.org/ns#"
-   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
-   xmlns:svg="http://www.w3.org/2000/svg"
-   xmlns="http://www.w3.org/2000/svg"
-   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
-   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
-   version="1.1"
-   id="svg41"
-   x="0px"
-   y="0px"
-   viewBox="0 0 23 23"
-   style="enable-background:new 0 0 23 23;"
-   xml:space="preserve"
-   sodipodi:docname="advancedcollapsed.svg"
-   inkscape:version="0.92.2 (5c3e80d, 2017-08-06)"><metadata
-     id="metadata3739"><rdf:RDF><cc:Work
-         rdf:about=""><dc:format>image/svg+xml</dc:format><dc:type
-           rdf:resource="http://purl.org/dc/dcmitype/StillImage" /><dc:title>color</dc:title></cc:Work></rdf:RDF></metadata><defs
-     id="defs3737" /><sodipodi:namedview
-     pagecolor="#ff28ff"
-     bordercolor="#666666"
-     borderopacity="1"
-     objecttolerance="10"
-     gridtolerance="10"
-     guidetolerance="10"
-     inkscape:pageopacity="0"
-     inkscape:pageshadow="2"
-     inkscape:window-width="2560"
-     inkscape:window-height="1377"
-     id="namedview3735"
-     showgrid="false"
-     inkscape:zoom="26.26087"
-     inkscape:cx="37.495398"
-     inkscape:cy="-2.4498302"
-     inkscape:window-x="2552"
-     inkscape:window-y="-8"
-     inkscape:window-maximized="1"
-     inkscape:current-layer="menu_icn_advanced_closed-2" /><style
-     type="text/css"
-     id="style3720">
+<svg version="1.1" id="svg41" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 viewBox="0 0 23 23" style="enable-background:new 0 0 23 23;" xml:space="preserve">
+<style type="text/css">
 	.st0{fill:#FFFFFF;}
-</style><title
-     id="title3722">color</title><g
-     id="menu_icn_advanced_closed"
-     transform="translate(-9594 10075)"><g
-       id="Line_10_1_" /><g
-       id="g3750"><g
-         id="Line_9_1_" /><g
-         id="menu_icn_advanced_closed-2"><path
-           id="rect3730"
-           transform="matrix(0.7071 -0.7071 0.7071 0.7071 9924.7324 3846.2527)"
-           style="fill:#ffffff"
-           d="m 9604.7002,-10057.6 h 1 v 1 h -1 z m 0.2491,-0.991 h 11.3 v 2 h -11.3 z m -0.2495,-9.649 h 2 v 11.3 h -2 z" /></g></g></g></svg>
\ No newline at end of file
+</style>
+<title>color</title>
+<polygon class="st0" points="22.8,6.8 20.8,4.9 11.5,14.2 2.2,4.9 0.2,6.8 10.5,17.1 10.5,17.1 11.5,18.1 11.8,17.8 11.8,17.8 "/>
+</svg>
diff --git a/svgicons/categories/advancedexpanded.svg b/svgicons/categories/advancedexpanded.svg
new file mode 100644
index 00000000..6a94d2fd
--- /dev/null
+++ b/svgicons/categories/advancedexpanded.svg
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Generator: Adobe Illustrator 22.0.1, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<svg version="1.1" id="svg41" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 viewBox="0 0 23 23" style="enable-background:new 0 0 23 23;" xml:space="preserve">
+<style type="text/css">
+	.st0{fill:#FFFFFF;}
+</style>
+<title>color</title>
+<polygon class="st0" points="22.6,16.1 12.5,6 12.5,6 11.5,5 11.2,5.3 11.2,5.3 0.4,16.1 2.3,18 11.5,8.8 20.7,18 "/>
+</svg>
diff --git a/svgicons/generateIcons.js b/svgicons/generateIcons.js
index 01b276cc..166e71e0 100644
--- a/svgicons/generateIcons.js
+++ b/svgicons/generateIcons.js
@@ -22,7 +22,9 @@ webfontsGenerator({
     "./icons/cancel.svg",
     "./icons/check.svg",
     "./icons/download.svg",
-    "./icons/save.svg"
+    "./icons/save.svg",
+    "./categories/advancedcollapsed.svg",
+    "./categories/advancedexpanded.svg"
   ],
   dest: '../docs/static/fonts/icons/',
   round: 10
diff --git a/theme/blockly.less b/theme/blockly.less
index b548f139..720da78f 100644
--- a/theme/blockly.less
+++ b/theme/blockly.less
@@ -120,6 +120,10 @@ span.blocklyTreeIcon.blocklyTreeIconadvancedcollapsed::before {
     content: "\f116";
 }
 
+span.blocklyTreeIcon.blocklyTreeIconadvancedexpanded::before {
+    content: "\f117";
+}
+
 .save-editortools-btn .icon.save::before {
     content: "\f115"
 }