function Scaler(id,els){var hold=id.innerHTML?id:document.getElementById(id),imgs=hold.getElementsByTagName('img'),els=[],index=0;for(var n=hold.firstChild;n;n=n.nextSibling)if(n.nodeType===1&&n!==hold)els.push(n);var resize=function(to){var to=((to==='+1'?index+1:(to==='-1'?index-1:(isNaN(to)?index:to)))%imgs.length),to;var i=imgs[to=to<0?imgs.length-1:to],nw=Math.round(document.body.clientHeight*(i.offsetWidth/i.offsetHeight));i.style.width=(i.offsetWidth>i.offsetHeight&&document.body.clientWidth>nw)?'50%':nw+'px';return{from:index,to:index=to,els:els};}
if(window.attachEvent){window.attachEvent('onload',resize);window.attachEvent('onresize',resize)}
else{window.addEventListener('load',resize,false);window.addEventListener('resize',resize,false);window.addEventListener('DOMContentLoaded',resize,false);}
return resize;};