function open_new_window(url,how_wide,how_high,show_scrollbars,show_toolbar,show_location,show_directories,show_status,show_menubar,is_resizable,left_position,top_position)
{
new_window=
window.open(url,'','width='+how_wide+',height='+how_high+',scrollbars='+show_scrollbars+',toolbar='+show_toolbar+',location='+show_location+',directories='+show_directories+',status='+show_status+',menubar='+show_menubar+',resizable='+is_resizable+',left='+left_position+',top='+top_position+'')
}