diff --git a/Core/Debugger/DebugInterface.h b/Core/Debugger/DebugInterface.h
index 892a708a60..e3647b887d 100644
--- a/Core/Debugger/DebugInterface.h
+++ b/Core/Debugger/DebugInterface.h
@@ -58,7 +58,7 @@ public:
 	virtual const char *GetRegName(int cat, int index) {return 0;}
 	virtual void PrintRegValue(int cat, int index, char *out)
 	{
-		sprintf(out,"%08x",GetGPR32Value(index));
+		sprintf(out,"%08X",GetGPR32Value(index));
 	}
 	virtual u32 GetRegValue(int cat, int index) {return 0;}
 	virtual void SetRegValue(int cat, int index, u32 value) {}
diff --git a/Core/MIPS/MIPSDebugInterface.h b/Core/MIPS/MIPSDebugInterface.h
index 4a75959e96..9dececca16 100644
--- a/Core/MIPS/MIPSDebugInterface.h
+++ b/Core/MIPS/MIPSDebugInterface.h
@@ -67,7 +67,7 @@ public:
 	{
 		switch (cat)
 		{
-		case 0:	sprintf(out, "%08x", cpu->r[index]); break;
+		case 0:	sprintf(out, "%08X", cpu->r[index]); break;
 		case 1:	sprintf(out, "%f", cpu->f[index]); break;
 		case 2:	sprintf(out, "N/A"); break;
 		}
diff --git a/Windows/Debugger/CtrlDisAsmView.cpp b/Windows/Debugger/CtrlDisAsmView.cpp
index 0875cf1a44..f8f955d96c 100644
--- a/Windows/Debugger/CtrlDisAsmView.cpp
+++ b/Windows/Debugger/CtrlDisAsmView.cpp
@@ -87,13 +87,13 @@ LRESULT CALLBACK CtrlDisAsmView::wndProc(HWND hwnd, UINT msg, WPARAM wParam, LPA
 		return FALSE;
 	case WM_KEYDOWN:
 		ccp->onKeyDown(wParam,lParam);
-		break;
+		return 0;
 	case WM_SYSKEYDOWN:
 		ccp->onKeyDown(wParam,lParam);
 		return 0;		// return a value so that windows doesn't execute the standard syskey action
 	case WM_KEYUP:
 		ccp->onKeyUp(wParam,lParam);
-		break;
+		return 0;
 	case WM_LBUTTONDOWN: lmbDown=true; ccp->onMouseDown(wParam,lParam,1); break;
 	case WM_RBUTTONDOWN: rmbDown=true; ccp->onMouseDown(wParam,lParam,2); break;
 	case WM_MOUSEMOVE:   ccp->onMouseMove(wParam,lParam,(lmbDown?1:0) | (rmbDown?2:0)); break;
@@ -113,20 +113,16 @@ LRESULT CALLBACK CtrlDisAsmView::wndProc(HWND hwnd, UINT msg, WPARAM wParam, LPA
 		{
 			switch (wParam)
 			{
-			case VK_LEFT:
-			case VK_RIGHT:
-			case VK_UP:
-			case VK_DOWN:
 			case VK_F9:
 			case VK_F10:
 			case VK_F11:
 			case VK_TAB:
 				return DLGC_WANTMESSAGE;
 			default:
-				return 0;
+				return DLGC_WANTCHARS|DLGC_WANTARROWS;
 			}
 		}
-		break;
+		return DLGC_WANTCHARS|DLGC_WANTARROWS;
     default:
         break;
     }
diff --git a/Windows/Debugger/CtrlRegisterList.cpp b/Windows/Debugger/CtrlRegisterList.cpp
index 2e80c32ecb..718cc53190 100644
--- a/Windows/Debugger/CtrlRegisterList.cpp
+++ b/Windows/Debugger/CtrlRegisterList.cpp
@@ -34,7 +34,7 @@ void CtrlRegisterList::init()
     wc.hIcon          = 0;
     wc.lpszMenuName   = 0;
     wc.hbrBackground  = (HBRUSH)GetSysColorBrush(COLOR_WINDOW);
-    wc.style          = 0;
+    wc.style          = CS_DBLCLKS;
     wc.cbClsExtra     = 0;
 	wc.cbWndExtra     = sizeof( CtrlRegisterList * );
     wc.hIconSm        = 0;
@@ -83,12 +83,16 @@ LRESULT CALLBACK CtrlRegisterList::wndProc(HWND hwnd, UINT msg, WPARAM wParam, L
 		return FALSE;
 	case WM_KEYDOWN:
 		ccp->onKeyDown(wParam,lParam);
-		break;
+		return 0;
+	case WM_KEYUP:
+		if (wParam == VK_CONTROL) ccp->ctrlDown = false;
+		return 0;
 	case WM_LBUTTONDOWN: SetFocus(hwnd); lmbDown=true; ccp->onMouseDown(wParam,lParam,1); break;
 	case WM_RBUTTONDOWN: rmbDown=true; ccp->onMouseDown(wParam,lParam,2); break;
 	case WM_MOUSEMOVE:   ccp->onMouseMove(wParam,lParam,(lmbDown?1:0) | (rmbDown?2:0)); break;
 	case WM_LBUTTONUP:   lmbDown=false; ccp->onMouseUp(wParam,lParam,1); break;
 	case WM_RBUTTONUP:   rmbDown=false; ccp->onMouseUp(wParam,lParam,2); break;
+	case WM_LBUTTONDBLCLK:	ccp->editRegisterValue(); break;
 	case WM_SETFOCUS:
 		SetFocus(hwnd);
 		ccp->hasFocus=true;
@@ -98,6 +102,8 @@ LRESULT CALLBACK CtrlRegisterList::wndProc(HWND hwnd, UINT msg, WPARAM wParam, L
 		ccp->hasFocus=false;
 		ccp->redraw();
 		break;
+	case WM_GETDLGCODE:	// want chars so that we can return 0 on key press and supress the beeping sound
+		return DLGC_WANTARROWS|DLGC_WANTCHARS;
     default:
         break;
     }
@@ -297,6 +303,12 @@ void CtrlRegisterList::onKeyDown(WPARAM wParam, LPARAM lParam)
 	GetClientRect(this->wnd, &rect);
 	int page=(rect.bottom/rowHeight)/2-1;
 
+	if (ctrlDown && tolower(wParam) == 'c')
+	{
+		copyRegisterValue();
+		return;
+	}
+
 	switch (wParam & 0xFFFF)
 	{
 	case VK_DOWN:
@@ -311,6 +323,9 @@ void CtrlRegisterList::onKeyDown(WPARAM wParam, LPARAM lParam)
 	case VK_PRIOR:
 		selection-=4;
 		break;
+	case VK_CONTROL:
+		ctrlDown = true;
+		break;
 	default:
 		return;
 	}
@@ -324,6 +339,33 @@ void CtrlRegisterList::redraw()
 	UpdateWindow(wnd); 
 }
 
+void CtrlRegisterList::copyRegisterValue()
+{
+	int cat = category;
+	int reg = selection;
+	if (selection >= cpu->GetNumRegsInCategory(cat))
+		return;
+	u32 val = cpu->GetRegValue(cat,reg);	
+	
+	char temp[24];
+	sprintf(temp,"%08X",val);
+	W32Util::CopyTextToClipboard(wnd,temp);
+}
+
+void CtrlRegisterList::editRegisterValue()
+{
+	int cat = category;
+	int reg = selection;
+	if (selection >= cpu->GetNumRegsInCategory(cat))
+		return;
+	u32 val = cpu->GetRegValue(cat,reg);
+
+	if (InputBox_GetHex(GetModuleHandle(NULL),wnd,"Set new value",val,val))
+	{
+		cpu->SetRegValue(cat,reg,val);
+		redraw();
+	}
+}
 
 void CtrlRegisterList::onMouseDown(WPARAM wParam, LPARAM lParam, int button)
 {
@@ -387,20 +429,10 @@ void CtrlRegisterList::onMouseUp(WPARAM wParam, LPARAM lParam, int button)
 					disasmWindow[i]->Goto(val);
 			break;
 		case ID_REGLIST_COPYVALUE:
-			{
-				char temp[24];
-				sprintf(temp,"%08x",val);
-				W32Util::CopyTextToClipboard(wnd,temp);
-			}
+			copyRegisterValue();
 			break;
 		case ID_REGLIST_CHANGE:
-			{
-				if (InputBox_GetHex(GetModuleHandle(NULL),wnd,"Set new value",val,val))
-				{
-					cpu->SetRegValue(cat,reg,val);
-					redraw();
-				}
-			}
+			editRegisterValue();
 			break;
 		}
 		return;
diff --git a/Windows/Debugger/CtrlRegisterList.h b/Windows/Debugger/CtrlRegisterList.h
index f45f980f6b..972e46e1b0 100644
--- a/Windows/Debugger/CtrlRegisterList.h
+++ b/Windows/Debugger/CtrlRegisterList.h
@@ -43,7 +43,10 @@ class CtrlRegisterList
 	u32 lastPC;
 	u32 *lastCat0Values;
 	bool *changedCat0Regs;
+	bool ctrlDown;
 
+	void copyRegisterValue();
+	void editRegisterValue();
 public:
 	CtrlRegisterList(HWND _wnd);
 	~CtrlRegisterList();
diff --git a/Windows/Debugger/Debugger_Disasm.cpp b/Windows/Debugger/Debugger_Disasm.cpp
index 8c0f2347cc..646b1050c5 100644
--- a/Windows/Debugger/Debugger_Disasm.cpp
+++ b/Windows/Debugger/Debugger_Disasm.cpp
@@ -389,6 +389,7 @@ BOOL CDisasm::DlgProc(UINT message, WPARAM wParam, LPARAM lParam)
 	case WM_USER+3:		// run to wparam
 	{
 		CtrlDisAsmView *ptr = CtrlDisAsmView::getFrom(GetDlgItem(m_hDlg,IDC_DISASMVIEW));
+		ptr->setDontRedraw(true);
 		SetDebugMode(false);
 		CBreakPoints::AddBreakPoint(wParam,true);
 		_dbg_update_();