diff --git a/Source/UI/Lists/UIChatHisBox.h b/Source/UI/Lists/UIChatHisBox.h
new file mode 100644
index 00000000..9fc90711
--- /dev/null
+++ b/Source/UI/Lists/UIChatHisBox.h
@@ -0,0 +1,17 @@
+#ifndef RAGNAROK_SOURCE_UI_LISTS_UICHATHISBOX_H
+#define RAGNAROK_SOURCE_UI_LISTS_UICHATHISBOX_H
+
+#include "UI/Lists/UIListBox.h"
+
+#include <string>
+#include <vector>
+
+class UIChatHisBox : public UIListBox {
+public:
+  const char* HistoryText(unsigned int index);
+
+  /* 00DC */ unsigned char unknown_00DC[0x18];
+  /* 00F4 */ std::vector<std::string> history;
+};
+
+#endif
diff --git a/Source/UI/Lists/UIImgMenu.h b/Source/UI/Lists/UIImgMenu.h
new file mode 100644
index 00000000..ef2b5ed8
--- /dev/null
+++ b/Source/UI/Lists/UIImgMenu.h
@@ -0,0 +1,16 @@
+#ifndef RAGNAROK_SOURCE_UI_LISTS_UIIMGMENU_H
+#define RAGNAROK_SOURCE_UI_LISTS_UIIMGMENU_H
+
+#include "UI/Window/UIWindow.h"
+
+class UIImgMenu : public UIWindow {
+public:
+  int ItemAt(int x, int y);
+
+  /* 0080 */ int count;
+  /* 0084 */ int itemWidth;
+  /* 0088 */ int itemHeight;
+  /* 008C */ int horizontal;
+};
+
+#endif
diff --git a/Source/UI/Lists/UIListBoxEx.h b/Source/UI/Lists/UIListBoxEx.h
index 00a719eb..20a722b6 100644
--- a/Source/UI/Lists/UIListBoxEx.h
+++ b/Source/UI/Lists/UIListBoxEx.h
@@ -29,6 +29,7 @@ public:
   virtual void AddLine(const char* text, std::uint32_t color);
   virtual void Clear();
   virtual void Refresh();
+  int FindLine(const std::string& text);
 
   /* 007C */ int backgroundRed;
   /* 0080 */ int backgroundGreen;
diff --git a/Source/UI/Lists/UIScrollBar.cpp b/Source/UI/Lists/UIScrollBar.cpp
index 284bc5aa..601aa9cd 100644
--- a/Source/UI/Lists/UIScrollBar.cpp
+++ b/Source/UI/Lists/UIScrollBar.cpp
@@ -4,6 +4,10 @@
 #include "Resource/ResourceMgr.h"
 #include "UI/Window/UIWindowMgr.h"
 #include "UI/Lists/UIScrollBar.h"
+#include "UI/Lists/UIChatHisBox.h"
+#include "UI/Lists/UIImgMenu.h"
+#include "UI/Lists/UIListBoxEx.h"
+#include "UI/Lists/UITabControl.h"
 
 #include <algorithm>
 
@@ -315,3 +319,17 @@ void UIScrollBar::Configure(int x, int y, unsigned char vertical, int length) {
   this->Slot15(width, height);
   this->Slot22(width, height);
 }
+
+// OFFSET: 0x00880800
+
+// OFFSET: 0x00880920
+
+// OFFSET: 0x00880B20
+// FUNCTION: fn_11283
+int UITabControl::TabCount() {
+  return static_cast<int>(this->labels.size());
+}
+
+// OFFSET: 0x00880B40
+
+// OFFSET: 0x00880BB0
diff --git a/Source/UI/Lists/UITabControl.h b/Source/UI/Lists/UITabControl.h
new file mode 100644
index 00000000..919e4cd9
--- /dev/null
+++ b/Source/UI/Lists/UITabControl.h
@@ -0,0 +1,21 @@
+#ifndef RAGNAROK_SOURCE_UI_LISTS_UITABCONTROL_H
+#define RAGNAROK_SOURCE_UI_LISTS_UITABCONTROL_H
+
+#include "UI/Window/UIWindow.h"
+
+#include <string>
+#include <vector>
+
+class UITabControl : public UIWindow {
+public:
+  int TabCount();
+  int TabAt(int x, int y);
+
+  /* 0080 */ int layout;
+  /* 0084 */ unsigned char unknown_0084[0x30];
+  /* 00B4 */ std::vector<std::string> labels;
+  /* 00C0 */ unsigned char unknown_00C0[0xC];
+  /* 00CC */ std::vector<int> widths;
+};
+
+#endif