如题：在index.html中定义两个变量并赋值；我想在游戏中获取到这个值，怎么做；上代码；
<meta charset='utf-8'/>
<title>www.layabox.com</title>
<meta name='viewport' content='width=device-width,initial-scale=1.0,minimum-scale=1.0,maximum-scale=1.0,user-scalable=no'/>
<meta name='apple-mobile-web-app-capable' content='yes' />
<meta name='full-screen' content='true' />
<meta name='screen-orientation' content='portrait' />
<meta name='x5-fullscreen' content='true' />
<meta name='360-fullscreen' content='true' />
<meta http-equiv='expires' content='0' />
<meta name='laya' logoimg='logo.png' logobkcolor='#ffffff' screenorientation='landscape' cacheid='fffffffff' />
<!-------定义变量赋值-------->
