function facebook(url,title) {
  window.open('http://www.facebook.com/sharer.php?u=' + encodeURIComponent(url) + '&t=' + encodeURIComponent(title), 'paylasim', 'toolbar=0,status=0,width=626,height=436');
}

function twitter(url,title) {
  window.open('http://twitter.com/home?status=' + encodeURIComponent(url) + '&t=' + encodeURIComponent(title), 'paylasim', 'toolbar=0,status=0,width=626,height=436');
}