var v=parseInt(navigator.appVersion);
isNetscape=navigator.appName.indexOf('Netscape')>=0;
isExplorer=navigator.appName.indexOf('Explorer')>=0;
if(v>=3) self.focus();

function popupWindow(goLocation, ww, wh) {

positionCode='';
if(v>=4) {
sw  = screen.width;
sh  = screen.height;
wbx = Math.round((sw-ww)/3); 
wby = Math.round((sh+wh)/3);
if(isExplorer) positionCode='left='+wbx+',top='+wby+',';
if(isNetscape) positionCode='screenX='+wbx+',screenY='+wby+',';
}
newWindow=window.open(goLocation,'foto','width='+ww+',height='+wh+','+positionCode+'toolbar=0,scrollbars=0,resizable=0');
//docUpdate(goLocation);
newWindow.focus();
}

//newWindow=window.open(goLocation,'foto','width='+ww+',height='+wh+','+positionCode+'toolbar=0,scrollbars=1,resizable=1');
//basketUpdate(goLocation);
//newWindow.focus();
//}