Fossil

  @     var arrowdiv = this.hdrRow.getElementsByClassName("sortarrow");
  @     while( arrowdiv[0] ){
  @        arrowdiv[0].parentNode.removeChild(arrowdiv[0]);
  @     }
  @     for (var i=0; i<this.hdrRow.cells.length; i++) {
  @       if( this.columnTypes[i]=='x' ) continue;
  @       if( this.prevColumn==i+1 ){
  @         arrow = "\u2b07";
  @       }else if( this.prevColumn==(-1-i) ){
  @         arrow = "\u2b06";
  @       }else{
  @         arrow = "\u21f3";
  @       }
  @       this.hdrRow.cells[i].innerHTML +=
  @             "<span class='sortarrow'>" + arrow + "</div>";
  @     }
  @   }
  @   this.sortText = function(a,b) {
  @     var i = thisObject.sortIndex;