［聲明］Declare Function EqualRect Lib "user32" Alias "EqualRect" (lpRect1 As RECT, lpRect2 As RECT) As Long［說明］判斷兩個矩形結構是否相同 ［參數表］lpRect1 -------- RECT，要比較的矩形lpRect2 -------- RECT，要比較的矩形［返回值］Long，非零表示成功，零表示失敗。會設定GetLastError
