关于XML的一些语法问题，急

 <Text text="{f 3}您已经有{/f}{f 4}{c #F27D30}8 {/c}{/f}{f 3}天没有体检了！{/f}{n}上次体检得分{c #F27D30}{x 4}11{x 4}{/c}分，共发现{c #F27D30}{x 4}4{x 4}{/c}个问题，建议您立即体检。" pos="80, 20, 500, 100" float="true" showhtml="true" /> 
  </Container>
什么意思谁说一下  <?xml version="1.0" encoding="UTF-8" ?> 
- <Window>
- <HorizontalLayout>
- <VerticalLayout>
- <HorizontalLayout height="100" inset="1,1,0,0">
- <Container bkimage="360SafeSkin\examine_background.bmp">
  <Control bkimage="file='360SafeSkin\start.png' dest='14,14,69,69,'" /> 
  <Text text="{f 3}您已经有{/f}{f 4}{c #F27D30}8 {/c}{/f}{f 3}天没有体检了！{/f}{n}上次体检得分{c #F27D30}{x 4}11{x 4}{/c}分，共发现{c #F27D30}{x 4}4{x 4}{/c}个问题，建议您立即体检。" pos="80, 20, 500, 100" float="true" showhtml="true" /> 
  </Container>
  </HorizontalLayout>
- <HorizontalLayout inset="20,20,20,0">
  <Text text="{p 8}{c #999999}360体检将对您的电脑系统进行快速一键扫描，对木马病毒、系统漏洞、恶意插件等问题进行修复，并全面解决潜在的安全风险，提高您的电脑运行速度。{/c}{/p}" showhtml="true" /> 
  <Button pos="200, 135, 340, 188" relativepos="50,50,0,0" float="true" normalimage="file='360SafeSkin\scanbutton.png' source='0,0,140,53'" hotimage="file='360SafeSkin\scanbutton.png' source='140,0,280,53'" pushedimage="file='360SafeSkin\scanbutton.png' source='280,0,420,53'" /> 
  </HorizontalLayout>
  </VerticalLayout>
- <VerticalLayout width="1" inset="0,1,0,1">
  <Container bkimage="360SafeSkin\vertical_border.bmp" /> 
  </VerticalLayout>
- <VerticalLayout width="250" inset="8,15,8,15">
- <HorizontalLayout height="160">
  <Control bkimage="360SafeSkin\firewall_ok.png" maxheight="48" maxwidth="47" /> 
  <Text text="{p 5}{c #2F6F95}{b}木马防火墙正在保护电脑{/b}{/c}{n}已拦截系统攻击{c #F27D30}2{/c}次{/p}" pos="57, 7, 250, 50" float="true" showhtml="true" /> 
  <Button text="查看" pos="192,23,228,43" float="true" textcolor="#FF0680C9" normalimage="360SafeSkin\button_normal.png" hotimage="360SafeSkin\button_hover.png" pushedimage="360SafeSkin\button_pushed.png" /> 
  <Text text="{p 5}推荐您清理一下电脑的垃圾文件，清理后能{n}释放磁盘空间，提高电脑速度。{/p}" pos="0, 75, 250, 150" float="true" showhtml="true" /> 
  <Button text="立即清理" pos="162,120,228,142" float="true" textcolor="#FF0680C9" normalimage="360SafeSkin\button_normal.png" hotimage="360SafeSkin\button_hover.png" pushedimage="360SafeSkin\button_pushed.png" /> 
  </HorizontalLayout>
- <HorizontalLayout height="1">
  <Container bkimage="360SafeSkin\horizontal_border.bmp" /> 
  </HorizontalLayout>
- <VerticalLayout height="130" inset="10,10,10,10">
  <Text text="{b}{f 1}功能导航{/f}{b}" pos="0, 13, 100, 50" float="true" showhtml="true" /> 
  <Option text="1" pos="150,10,168,28" float="true" normalimage="file='360SafeSkin\navigationbar.bmp' source='0,0,18,18'" selectedimage="file='360SafeSkin\navigationbar.bmp' source='18,0,36,18'" selected="true" group="true" /> 
  <Option text="2" pos="170,10,188,28" float="true" normalimage="file='360SafeSkin\navigationbar.bmp' source='0,0,18,18'" selectedimage="file='360SafeSkin\navigationbar.bmp' source='18,0,36,18'" group="true" /> 
  <Option text="3" pos="190,10,208,28" float="true" normalimage="file='360SafeSkin\navigationbar.bmp' source='0,0,18,18'" selectedimage="file='360SafeSkin\navigationbar.bmp' source='18,0,36,18'" group="true" /> 
  <Option text="4" pos="210,10,228,28" float="true" normalimage="file='360SafeSkin\navigationbar.bmp' source='0,0,18,18'" selectedimage="file='360SafeSkin\navigationbar.bmp' source='18,0,36,18'" group="true" /> 
  <Text text="{p 5}{f 5}桌面图标出现异常？{n}网络速度越来越慢？{n}浏览器访问速度慢？{n}开机启动速度太慢？{/f}" pos="0, 40, 200, 200" float="true" showhtml="true" /> 
  <Text text="{p 5}{f 5}使用{c #0680C9}系统修复{/c}{n}使用{c #0680C9}流量监控{/c}{n}使用{c #0680C9}插件管理{/c}{n}使用{c #0680C9}开机加速{/c}{/f}" pos="150, 40, 400, 200" float="true" showhtml="true" /> 
  </VerticalLayout>
- <HorizontalLayout height="1">
  <Container bkimage="360SafeSkin\horizontal_border.bmp" /> 
  </HorizontalLayout>
- <VerticalLayout>
  <Text text="{b}{f 1}官方日志{/f}{b}" pos="0, 13, 100, 50" float="true" showhtml="true" /> 
  <Text text="{p 5}{c #F27D30}QQ和360已恢复兼容，感谢有您！{/c}{n}360董事长周鸿祎：不得不说的话{n}360全球首创人工智能杀毒引擎{n}电脑卡、慢？专家为你解决，只需20元{/p}" pos="0, 35, 300, 500" float="true" showhtml="true" /> 
  </VerticalLayout>
  </VerticalLayout>
  </HorizontalLayout>
  </Window>
这是完整的文件