window.open() 2

function inGrande(myImg){

    //window.open(URL,name,specs,replace)
    //window.open(allImg[myImg],"theUp",height=400,width=400);
    //window.open("PopUp.html","theUp",height=400,width=400);
    var ilTag = "<html><head></head><body>";
        ilTag += "<br><a href='javascript: close()'>chiudi!!</a><br>";
        ilTag += "<img src='";
        ilTag += allImg[myImg];
        ilTag += "' ";
        ilTag += "height='600' ";
        ilTag += "/>\n";
        ilTag += "</body></html>";

    myWindow=window.open('PopUp.html','huffa','width=600,height=600');
    myWindow.document.write(ilTag);
    myWindow.focus();
    //myWindow.opener.document.write("<p>This is the source window!</p>");

}