var pippo;

function center_me(w,h){
	if(navigator.appName.indexOf('Explorer')+1){
		var win_width=w;
		var win_height=h;
	} else {
		var win_width=window.outerWidth;
		var win_height=window.outerHeight;
	}
	var pos_x=(screen.width-win_width)/2;
	var pos_y=(screen.height-win_height)/2;
	moveTo(pos_x,pos_y);
}

function open_it(url,w,h){
	if(pippo) pippo.close();
	pippo = window.open(url,'pop','height='+h+',width='+w+',location=0,resizable=no,scrollbars=no,status=0,menubar=no,toolbar=no,title=no,directories=no,titlebar=0');
}

function open_pop(url,w,h){
	if(pippo) pippo.close();
	pippo = window.open(url,'pop','height='+h+',width='+w+',location=no,resizable=no,scrollbars=yes');
}

function close_pop(){
	if(pippo) pippo.close();
}

function open_noscroll(url,w,h){
	now=new Date();
	window.open(url,'immagine'+now.getMinutes()+now.getMilliseconds(),'width='+w+',height='+h+',location=no,scrollbars=no,resizable=no');
}