// Check if the browser's viewport is big enough and set styles accordingly

function viewport(){var a;var b=640;var c=b/2;if(typeof window.innerHeight!="undefined"){a=window.innerHeight}else{if(typeof document.documentElement!="undefined"&&document.documentElement.clientHeight!=0){a=document.documentElement.clientHeight}else{a=document.getElementsByTagName("body")[0].clientHeight}}if(a<b){document.getElementById("body").style.overflow="auto";document.getElementById("html").style.overflow="auto";document.getElementById("centeredContainer").style.top=c+"px"}else{document.getElementById("body").style.overflow="hidden";document.getElementById("html").style.overflow="hidden";document.getElementById("centeredContainer").style.top=50+"%"}}