大神来帮我看看这个图片按钮的脚本是怎么回事？在线等！

a107480098

大神来帮我看看这个图片按钮的脚本是怎么回事？看看这个脚本有没有什么问题？打开这个图片按钮界面时非常的卡，其它图片按钮正常.谢谢！

[pre lang="ruby"]#==============================================================================
# ■ Window_Target
#------------------------------------------------------------------------------
# 　物品画面与特技画面的、使用对像角色选择窗口。
#==============================================================================

class Window_Target_cta < Window_Selectable
  #--------------------------------------------------------------------------
  # ● 初始化对像
  #--------------------------------------------------------------------------
  def initialize
    super(10, 12, 640 , 480 )
    self.contents = Bitmap.new(width - 32, height - 32)
    self.z += 10
    self.opacity = 0
    self.windowskin = RPG::Cache.windowskin("55")
    @item_max = 3
    @column_max = 3
    refresh
  end

  #--------------------------------------------------------------------------
  # ● 刷新
  #--------------------------------------------------------------------------
  def refresh
    self.contents.clear
     self.contents.font.name = "新宋体"
     self.contents.font.size = 16
     self.contents.font.color = Color.new(0, 255, 0, 255)

   if $转生目标a == 1
     self.contents.draw_text(150, 155, 54, 54, "晓话剑",0)
     self.contents.draw_text(150, 177, 54, 54, "魔  界",0)
     self.contents.draw_text(150, 197, 54, 54, "暂未开通",0)
self.contents.draw_text(300,155, 54, 54, $game_variables[983] .to_s)
  self.contents.draw_text(300,177, 54, 54, $game_variables[982] .to_s)
   self.contents.draw_text(300,197, 54, 54, $game_variables[981] .to_s)
    self.contents.font.color = Color.new(219, 165, 64, 255)
self.contents.draw_text(135, 240, 254, 54, "晓话剑：原主人      晓晓",0)
  self.contents.draw_text(135, 260, 254, 54, "原是晓晓贴身之物后赠于你",0)
self.contents.draw_text(135, 280, 254, 54, "小则斗转星移大则毁天灭地",0)
self.contents.draw_text(135, 300, 254, 54, "忽视物理攻击  +",0)
   self.contents.font.color = Color.new(219, 0, 250, 255)
   self.contents.draw_text(265,300, 54, 54, $game_variables[45] .to_s)
  self.contents.draw_text(285, 300, 254, 54, "%",0)
   elsif $转生目标a == 2
   self.contents.draw_text(150, 155, 54, 54, "诛仙衣",0)
     self.contents.draw_text(150, 177, 54, 54, "仙  界",0)
     self.contents.draw_text(150, 197, 54, 54, "暂未开通",0)
self.contents.draw_text(300,155, 54, 54, $game_variables[980] .to_s)
  self.contents.draw_text(300,177, 54, 54, $game_variables[979] .to_s)
   self.contents.draw_text(300,197, 54, 54, $game_variables[978] .to_s)
    self.contents.font.color = Color.new(219, 165, 64, 255)
self.contents.draw_text(135, 240, 254, 54, "诛仙衣：原主人      晓晓",0)
  self.contents.draw_text(135, 260, 254, 54, "原是晓晓贴身之物后赠于你",0)
self.contents.draw_text(135, 280, 254, 54, "降低敌人的仙法抗性",0)
self.contents.draw_text(135, 300, 254, 54, "忽视仙法攻击  +",0)
   self.contents.font.color = Color.new(219, 0, 250, 255)
   self.contents.draw_text(265,300, 54, 54, $game_variables[47] .to_s)
  self.contents.draw_text(285, 300, 254, 54, "%",0)
   elsif $转生目标a == 3
    self.contents.draw_text(150, 155, 54, 54, "夜明珠",0)
     self.contents.draw_text(150, 177, 54, 54, "人  界",0)
     self.contents.draw_text(150, 197, 54, 54, "暂未开通",0)
self.contents.draw_text(300,155, 54, 54, $game_variables[977] .to_s)
  self.contents.draw_text(300,177, 54, 54, $game_variables[976] .to_s)
   self.contents.draw_text(300,197, 54, 54, $game_variables[975] .to_s)
    self.contents.font.color = Color.new(219, 165, 64, 255)
self.contents.draw_text(135, 240, 254, 54, "夜明珠：原主人      晓晓",0)
  self.contents.draw_text(135, 260, 254, 54, "原是晓晓贴身之物后赠于你",0)
self.contents.draw_text(135, 280, 254, 54, "降低敌人的人法抗性",0)
self.contents.draw_text(135, 300, 254, 54, "忽视人法攻击  +",0)
   self.contents.font.color = Color.new(219, 0, 250, 255)
   self.contents.draw_text(265,300, 54, 54, $game_variables[57] .to_s)
  self.contents.draw_text(285, 300, 254, 54, "%",0)
   end
  end
  #--------------------------------------------------------------------------
  # ● 刷新光标矩形
  #--------------------------------------------------------------------------
  def update_cursor_rect
    # 光标位置 -1 为全选、-2 以下为单独选择 (使用者自身)
   
   
    if @index <= 2
      self.cursor_rect.set(127+(95*@index),110, 48, 48)

    end
  end
end

[/pre]

夜狠简单

# ● 刷新光标矩形
  #--------------------------------------------------------------------------
  def update_cursor_rect
    # 光标位置 -1 为全选、-2 以下为单独选择 (使用者自身)


    if @index <= 2
      self.cursor_rect.set(127+(95*@index),110, 48, 48)

    end
  end
end

感觉是这段的问题