function clouds(){var clouds=new Element('img',{'src':'http://speechbubblelabs.com/tumblr/cloud_b.png','styles':{'position':'absolute','top':'45px','left':'30px','z-index':'-1'}}).inject(document.body);var clouds_style=function(){var left=this.getStyle('left');left=left.substr(0,left.indexOf('px'));this.setStyle('left',left.toInt()+1+'px');}
clouds_style.periodical('100',clouds);}
window.addEvent('domready',function(){if(!window.ie6)clouds();});