Fixed page up jumps to bottom

Author: m417z

Position.c

@@ -566,7 +566,7 @@ REG_T GetPosFromChar(EDIT *pMem, DWORD cp, REG_T lpPoint)
 
 } // GetPosFromChar
 
-REG_T GetCharFromPos(EDIT *pMem, DWORD cpy, DWORD x, DWORD y)
+REG_T GetCharFromPos(EDIT *pMem, DWORD cpy, SDWORD x, SDWORD y)
 {
 	REG_T eax = 0, edx;
 	REG_T temp1;

Position.h

@@ -11,7 +11,7 @@ REG_T GetYpFromLine(EDIT *pMem, DWORD nLine);
 REG_T GetLineFromYp(EDIT *pMem, DWORD y);
 REG_T GetCpFromXp(EDIT *pMem, REG_T lpChars, DWORD x, DWORD fNoAdjust);
 REG_T GetPosFromChar(EDIT *pMem, DWORD cp, REG_T lpPoint);
-REG_T GetCharFromPos(EDIT *pMem, DWORD cpy, DWORD x, DWORD y);
+REG_T GetCharFromPos(EDIT *pMem, DWORD cpy, SDWORD x, SDWORD y);
 REG_T GetCaretPoint(EDIT *pMem, DWORD cp, DWORD cpy, REG_T lpPoint);
 REG_T SetCaret(EDIT *pMem, DWORD cpy);
 REG_T ScrollEdit(EDIT *pMem, HWND hWin, DWORD x, DWORD y);