diff --git a/tasmota/html_uncompressed/HTTP_SCRIPT_ROOT_WEB_DISPLAY.h b/tasmota/html_uncompressed/HTTP_SCRIPT_ROOT_WEB_DISPLAY.h
index a3afc2a97..a23783e46 100644
--- a/tasmota/html_uncompressed/HTTP_SCRIPT_ROOT_WEB_DISPLAY.h
+++ b/tasmota/html_uncompressed/HTTP_SCRIPT_ROOT_WEB_DISPLAY.h
@@ -33,6 +33,12 @@ const char HTTP_SCRIPT_ROOT[] PROGMEM =
     "la('&sv='+ivar+'_'+par);"
     "rfsh=0;"
   "}"
+  "function sivat(par,ivar){"
+    "rfsh=1;"
+    "par = par.slice(0, 2) + par.slice(3);"
+    "la('&sv='+ivar+'_'+par);"
+    "rfsh=0;"
+  "}"
   "function pr(f){"
     "if(f){"
       "clearTimeout(lt);clearTimeout(ft);"