var win= null;function NewWindow(mypage,myname,w,h,scroll){  var winl = (screen.width-w)/2;  var wint = (screen.height-h)/2;  var settings  ='height='+h+',';      settings +='width='+w+',';      settings +='top='+wint+',';      settings +='left='+winl+',';      settings +='scrollbars='+scroll+',';      settings +='resizable=yes';  win=window.open(mypage,myname,settings);  if(parseInt(navigator.appVersion) >= 4){win.window.focus();}}