Nullstring

<script src='http://wave-api.appspot.com/public/embed.js' type='text/javascript'></script>
<script type='text/javascript'>
/*
    Embed Google Wave Script v2.0
    Re-writen by: Jayson Ragasa, Baguio City, Phillipines

    Original Version (V1.0) from Mr Embeddy: embeddy@appspot.com

    this JS code is for Blogspot only
*/
var div = document.getElementsByTagName('div');

for (var i = 0; i &lt; div.length; i++) {
  if( div[i].id.substr(0, 5) == 'wave_' ) {
    var id = div[i].id.substr(5, div[i].id.length-5);

    var wave = new WavePanel('https://wave.google.com/wave/');
    wave.setUIConfig('white', 'black', 'Arial', '13px');
    wave.loadWave('googlewave.com!w+' + id);
    wave.init(document.getElementById(div[i].id));
  }
}
</script>