diff --git a/apps/common/main/resources/img/header/buttons.svg b/apps/common/main/resources/img/header/buttons.svg
index 48ccf88a5..28656d8d3 100644
--- a/apps/common/main/resources/img/header/buttons.svg
+++ b/apps/common/main/resources/img/header/buttons.svg
@@ -1,35 +1,35 @@
 <svg version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
         width="20px" height="60px" viewBox="0 0 20 60" enable-background="new 0 0 20 60" xml:space="preserve">
-    <g id="svg-btn-comments" viewBox="0 0 20 20">
+    <symbol id="svg-btn-comments" viewBox="0 0 20 20">
         <path d="M16,4H4C3.45,4,3,4.45,3,5v9c0,0.55,0.45,1,1,1h2l2,2h1l2-2h5c0.55,0,1-0.45,1-1V5C17,4.45,16.55,4,16,4zM16,14h-5h-0.414l-2,2H8.414l-2-2H6H4V5h12V14z"/>
         <rect x="6" y="7" width="8" height="1"/>
         <rect x="6" y="9" width="8" height="1"/>
         <rect x="6" y="11" width="8" height="1"/>
-    </g>
-    <g id="svg-btn-goback" viewBox="0 20 20 20">
+    </symbol>
+    <symbol id="svg-btn-goback" viewBox="0 20 20 20">
         <path d="M17,26h-6v-1c0-0.553-0.448-1-1-1H3c-0.552,0-1,0.447-1,1v11c0,0.553,0.448,1,1,1h14c0.552,0,1-0.447,1-1v-9C18,26.447,17.552,26,17,26z M17,36H3V25h7v1c0,0.553,0.448,1,1,1h6v1V36z"/>
         <polygon points="13,31 10,28 10,30 6,30 6,32 10,32 10,34 	"/>
-    </g>
-    <g id="svg-btn-users" viewBox="0 0 20 20">
+    </symbol>
+    <symbol id="svg-btn-users" viewBox="0 0 20 20">
         <path d="M16.469,14.184l-0.161-1.113c0.658-0.479,1.118-1.524,1.118-2.319c0-1.092-0.863-2.013-1.926-2.013c-1.063,0-1.925,0.868-1.925,1.961c0,0.795,0.46,1.766,1.118,2.242l-0.162,1.247c-0.461,0.039-0.863,0.108-1.214,0.215
     c-0.886-1.419-2.496-2.061-3.997-2.226l-0.129-0.844c0.903-0.804,1.559-2.239,1.559-3.48c0-1.85-1.458-3.354-3.25-3.354S4.25,5.985,4.25,7.811c0,1.23,0.644,2.616,1.562,3.419l-0.135,0.952C3.459,12.427,1,13.705,1,17h18
     C19,16,18.387,14.345,16.469,14.184z M2.517,16c0.136-1.908,1.116-2.647,3.642-2.86l0.397-0.033l0.328-2.317L6.64,10.612C5.86,10.048,5.25,8.816,5.25,7.811C5.25,6.536,6.26,5.5,7.5,5.5s2.25,1.056,2.25,2.354c0,1.024-0.624,2.312-1.391,2.868L8.113,10.9
     l0.337,2.202l0.393,0.033c2.525,0.213,3.505,0.952,3.641,2.864H2.517z"/>
-    </g>
-    <g id="svg-btn-download" viewBox="0 0 20 20">
+    </symbol>
+    <symbol id="svg-btn-download" viewBox="0 0 20 20">
         <rect x="4" y="16" width="12" height="1"/>
         <polygon points="14.243,7.585 11,10.829 11,4 9,4 9,10.827 5.758,7.585 4.344,9 10.001,14.656 15.657,9 "/>
-    </g>
-    <g id="svg-btn-print" viewBox="0 0 20 20">
+    </symbol>
+    <symbol id="svg-btn-print" viewBox="0 0 20 20">
         <rect x="7" y="12" width="5" height="1"/>
         <rect x="7" y="14" width="5" height="1"/>
         <path d="M16,7h-2V5c0-0.552-0.447-1-1-1H6C5.448,4,5,4.448,5,5v2H3C2.448,7,2,7.448,2,8v5c0,0.553,0.448,1,1,1h2v2
             c0,0.553,0.448,1,1,1h7c0.553,0,1-0.447,1-1v-2h2c0.553,0,1-0.447,1-1V8C17,7.448,16.553,7,16,7z M6,5h7v2H6V5z M5,13H3v-2h2V13z
             M13,16H6v-5h7V16z M16,13h-2v-2h2V13z M3,10V8h13v2H3z"/>
-    </g>
-    <g id="svg-btn-edit" viewBox="0 0 20 20">
+    </symbol>
+    <symbol id="svg-btn-edit" viewBox="0 0 20 20">
         <polygon points="11.738,7.891 6.434,13.195 5.02,14.859 4.5,17.5 7,17.5 8.555,15.566 13.859,10.137"/>	
 	<path d="M15.273,8.598l-2.121-2.121l1.414-1.414c0.391-0.391,1.023-0.391,1.414,0l0.707,0.707
 		c0.391,0.391,0.391,1.023,0,1.414L15.273,8.598z"/>
-    </g>
+    </symbol>
 </svg>