// code cleaner
	
 			// Node cleaner
			function go(c){
				if(!c.data.replace(/\s/g,''))
					c.parentNode.removeChild(c);
			}

			function clean(d){
				var bal=d.getElementsByTagName('*');

				for(i=0;i<bal.length;i++){
					a=bal[i].previousSibling;
					if(a && a.nodeType==3)
						go(a);
					b=bal[i].nextSibling;
					if(b && b.nodeType==3)
						go(b);
				}
				return d;
			}