function findOdds(node, arr) {
  var space = /^[^\u0021-\uffff]*$/g;
  if(node.nodeType == 3) {
    if(node.nodeValue.match(space)) {
      arr.push(node);
    }
  }
  else if(node.nodeType == 1) {
    for(var n = node.firstChild; n; n = n.nextSibling) {
      findOdds(n, arr);
    }
  }
}
function removeOdds(node) {
  var odds = new Array();
  findOdds(node, odds);
  for(var i = 0; i < odds.length; i++) {
    odds[i].parentNode.removeChild(odds[i]);
  }
}