diff --git a/dlls/mshtml/htmlelem.c b/dlls/mshtml/htmlelem.c
index e44f97d46fe..a12b8de3c4a 100644
--- a/dlls/mshtml/htmlelem.c
+++ b/dlls/mshtml/htmlelem.c
@@ -1358,15 +1358,19 @@ static HRESULT WINAPI HTMLElement_get_ondatasetchanged(IHTMLElement *iface, VARI
 static HRESULT WINAPI HTMLElement_put_ondataavailable(IHTMLElement *iface, VARIANT v)
 {
     HTMLElement *This = impl_from_IHTMLElement(iface);
-    FIXME("(%p)->(%s)\n", This, debugstr_variant(&v));
-    return E_NOTIMPL;
+
+    FIXME("(%p)->(%s) semi-stub\n", This, debugstr_variant(&v));
+
+    return set_node_event(&This->node, EVENTID_DATAAVAILABLE, &v);
 }
 
 static HRESULT WINAPI HTMLElement_get_ondataavailable(IHTMLElement *iface, VARIANT *p)
 {
     HTMLElement *This = impl_from_IHTMLElement(iface);
-    FIXME("(%p)->(%p)\n", This, p);
-    return E_NOTIMPL;
+
+    TRACE("(%p)->(%p)\n", This, p);
+
+    return get_node_event(&This->node, EVENTID_DATAAVAILABLE, p);
 }
 
 static HRESULT WINAPI HTMLElement_put_ondatasetcomplete(IHTMLElement *iface, VARIANT v)
diff --git a/dlls/mshtml/htmlevent.c b/dlls/mshtml/htmlevent.c
index f9f21dfbe41..333a26e70ff 100644
--- a/dlls/mshtml/htmlevent.c
+++ b/dlls/mshtml/htmlevent.c
@@ -59,6 +59,9 @@ static const WCHAR onclickW[] = {'o','n','c','l','i','c','k',0};
 static const WCHAR contextmenuW[] = {'c','o','n','t','e','x','t','m','e','n','u',0};
 static const WCHAR oncontextmenuW[] = {'o','n','c','o','n','t','e','x','t','m','e','n','u',0};
 
+static const WCHAR dataavailableW[] = {'d','a','t','a','a','v','a','i','l','a','b','l','e',0};
+static const WCHAR ondataavailableW[] = {'o','n','d','a','t','a','a','v','a','i','l','a','b','l','e',0};
+
 static const WCHAR dblclickW[] = {'d','b','l','c','l','i','c','k',0};
 static const WCHAR ondblclickW[] = {'o','n','d','b','l','c','l','i','c','k',0};
 
@@ -166,6 +169,8 @@ static const event_info_t event_info[] = {
         EVENT_DEFAULTLISTENER|EVENT_BUBBLE|EVENT_CANCELABLE|EVENT_HASDEFAULTHANDLERS},
     {contextmenuW,       oncontextmenuW,       EVENTT_MOUSE,  DISPID_EVMETH_ONCONTEXTMENU,
         EVENT_BUBBLE|EVENT_CANCELABLE},
+    {dataavailableW,     ondataavailableW,     EVENTT_NONE,   DISPID_EVMETH_ONDATAAVAILABLE,
+        EVENT_BUBBLE},
     {dblclickW,          ondblclickW,          EVENTT_MOUSE,  DISPID_EVMETH_ONDBLCLICK,
         EVENT_DEFAULTLISTENER|EVENT_BUBBLE|EVENT_CANCELABLE},
     {dragW,              ondragW,              EVENTT_MOUSE,  DISPID_EVMETH_ONDRAG,
diff --git a/dlls/mshtml/htmlevent.h b/dlls/mshtml/htmlevent.h
index 983d1287594..f781e5c60b4 100644
--- a/dlls/mshtml/htmlevent.h
+++ b/dlls/mshtml/htmlevent.h
@@ -22,6 +22,7 @@ typedef enum {
     EVENTID_CHANGE,
     EVENTID_CLICK,
     EVENTID_CONTEXTMENU,
+    EVENTID_DATAAVAILABLE,
     EVENTID_DBLCLICK,
     EVENTID_DRAG,
     EVENTID_DRAGSTART,