function apripophelp(indirizzo,nome) {
	
	//x=(window.screen.availWidth/2)-100;
	var w = 700
	var h = 500
	var x=Math.floor((screen.width-w)/2);
	//y=(window.screen.availHeight/2)-100;
	var y=Math.floor((screen.height-h)/2);

	if (navigator.appName=='Microsoft Internet Explorer') {
		stile = "top="+y+",left="+x+",width=700,height=500,menubar=no,scrollbars=yes,resizable=no,alwaysRaised=yes,status=no,titlebar=no,dependent=1,zorder=1"
	}
	else {
		stile = "screenX="+x+",screenY="+y+",width=700,height=500,menubar=no,scrollbars=yes,resizable=no,alwaysRaised=yes,status=no,titlebar=no,dependent=1,zorder=1"
	}
	w=window.open(indirizzo,nome,stile);
}


function apripop (indirizzo, nome, largezza, altezza) {
    window.open(indirizzo, nome, 'width='+largezza+',heigth='+ altezza+',scrollbars=yes')
}

function graph(url) {
w=690;
h=380;
if (navigator.appName!='Microsoft Internet Explorer') {
if (navigator.userAgent.indexOf("6/6.2")!=-1) str="screenX=0,screenY=0,outerWidth="+ (w+6) +",outerHeight=" + (h+26) + ",status=no,toolbar=no,menubar=no,location=no,scrollbars=no,resize=no";
else str="screenX=0,screenY=0,outerWidth="+ (w+6) +",outerHeight=" + (h+6) + ",status=no,toolbar=no,menubar=no,location=no,scrollbars=no,resize=no";
}
else str="left=0,top=0,width="+ w +",height=" + h + ",status=no,toolbar=no,menubar=no,location=no,scrollbars=no,resize=no";
window.open (url,"gr", str);
}

function apripage (indirizzo, nome, largezza, altezza) {
    window.close();
    window.open (url,target);
}