// ! INIZIO CODICE
		
	var myWin=null,	isBlocked=false;	
	
	function checkFocus(){
		if (myWin && !myWin.closed){
			myWin.focus();
			return false;			
		}else if (isBlocked) {
			document.releaseEvents(Event.MOUSEDOWN);
			document.onmousedown=null;			
			isBlocked=false;
		}
	}

	function openModalDialog(url, t,l,w,h){
		if (document.layers){
			document.captureEvents(Event.MOUSEDOWN);
			document.onmousedown=checkFocus;
			isBlocked=true;
			
			myWin=window.open(url,"newWin","top="+t+",left="+l+",width="+w+",height="+h);
			myWin.focus();
		}
		if (document.all)
			window.showModalDialog(url,"","dialogTop:"+t+"px;dialogLeft:"+l+"px;dialogWidth:"+w+"px;dialogHeight:"+h+"px");
	}