var prev_hl = '';
var prev_from = '';
var prev_html = '';

function lto(tonum,toname) {
  document.cf.comment.value = document.cf.comment.value + '@' + tonum + '=' + toname + ' \n';
  document.cf.comment.focus();
}
function foc(fromnum, tonum) {
  var scroll_note = '<div style="font-size:smaller;color:#F55;margin-top:3px;">&raquo; scroll up to read the original post</div>';
  
  if(document.getElementById) {
    if(prev_hl!='') {
      document.getElementById('tr_' + prev_hl).style.borderWidth = '1';
      document.getElementById('tr_' + prev_hl).style.borderColor = '#CCC';
      document.getElementById('tr_' + prev_hl).style.borderStyle = 'solid';
      
      document.getElementById('tr_' + prev_from).style.borderWidth = '1';
      document.getElementById('tr_' + prev_from).style.borderColor = '#CCC';
      document.getElementById('tr_' + prev_from).style.borderStyle = 'solid';
      
      document.getElementById('cm_' + prev_from).innerHTML = prev_html;
    }
    
    if(document.getElementById('tr_' + tonum)) {
	    
      document.getElementById('tr_' + fromnum).style.borderWidth = '4px';
      document.getElementById('tr_' + fromnum).style.borderColor = '#555';
      document.getElementById('tr_' + fromnum).style.borderStyle = 'solid';
      
      document.getElementById('tr_' + tonum).style.borderWidth = '4px';
      document.getElementById('tr_' + tonum).style.borderColor = '#F66';
      document.getElementById('tr_' + tonum).style.borderStyle = 'solid';
      
      prev_html = document.getElementById('cm_' + fromnum).innerHTML;
      
      document.getElementById('cm_' + fromnum).innerHTML = document.getElementById('cm_' + fromnum).innerHTML + scroll_note;
      
      prev_hl = tonum;
      prev_from = fromnum;
    }
  }
  
  return false;
}