var URL,Nam,Mod;

URL="http://www.f-s-i.it";
Nam="pop1";
Mod='titlebar=yes, menubar=yes, toolbar=yes, location=yes, directories=yes, status=yes, scrollbars=yes, resizable=yes, screenX=1, screenY=1';
newWindow=window.open(URL,Nam,Mod);
newWindow.focus()