rem: var titles = YAHOO.util.Dom.getElementsByClassName('title', 'div', slashboxes_container); 
add: var titles = YAHOO.util.Dom.getElementsByClassName('title', 'div', wrapper); 
context: YAHOO.slashdot.SlashBox.prototype.onDragDrop = function(e, id)  {    var wrapper = document.getElementById('slashboxes');    var titles = YAHOO.util.Dom.getElementsByClassName('title', 'div', slashboxes_container);    var sep = "";    var all = "";    for ( i=0; i<block_titles.length; ++i)      {        var bid = block_titles[i].id.slice(0,-6);        all += sep + bid;        sep = ",";      }    //... more here...  }
meta: 200	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/200/32dbe58875983cd3d279851318c782b0a259c25d/slashbox.js/clean/plugins/Ajax/htdocs/images/slashbox.js