onload=function(){
	if(!document.getElementsByTagName) return;
		l=document.getElementsByTagName("a");
		for(i=0;i<l.length;i++){
			if(l[i].className.indexOf("external")!=-1){
				//l[i].title="link esterno, si apre in una nuova finestra";
				l[i].onclick=function(){window.open(this.href);return(false)};
		}
	}
}