questo script :

var popUpWin=0;
function popUpWindow(URLStr, left, top, width, height)
{
if(popUpWin)
{
if(!popUpWin.closed) popUpWin.close();
}
popUpWin = open('stampa.asp?num_badge=<%=request.querystring( "num_badge")%>', 'popUpWin', 'toolbar=no,location=no,directories=no,s

tatus=no,menub ar=no,scrollbar=no,resizable=no,copyhist

ory=yes,width='+650+',height='+400+',lef

t='+250+', top='+250+',screenX='+left+',screenY='+t

op+'');
}
------------------------------------------------------------------

funziona perfettamente, bastava in un pulsante "onclick="popUpWindow()", e invece :

--------------------------------------------------------------------
function controllo(){
a = confirm("Hai fatto la ricevuta?");
b= confirm("Sei sicuro di consegnare?");
if (a) {
(b);}
else {
document.window.open("popupWindow()");
};
}
----------------------------------------------------------
E' questo che vorrei correggere....

e la pagina completa è:
---------------------------------------------------------------------
<script language="JavaScript" type="text/JavaScript">
<!--

function MM_preloadImages() { //v3.0
var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
var p,i,x; if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}



var popUpWin=0;
function popUpWindow(URLStr, left, top, width, height)
{
if(popUpWin)
{
if(!popUpWin.closed) popUpWin.close();
}
popUpWin = open('stampa.asp?num_badge=<%=request.querystring( "num_badge")%>', 'popUpWin', 'toolbar=no,location=no,directories=no,status=no,m enub ar=no,scrollbar=no,resizable=no,copyhistory=yes,wi dth='+650+',height='+400+',left='+250+', top='+250+',screenX='+left+',screenY='+top+'');
}

function controllo(){
a = confirm("Hai fatto la ricevuta?");
b= confirm("Sei sicuro di consegnare?");
if (a) {
(b);}
else {
document.window.open("popupWindow()");
};
}

//-->
</script>
--------------------------------------------------------------------

Grazie
Gabry