var d_root = document.getElementById('form_root');
                                
                                var cnt_ = 1;
                                
                                function rem_e(id_) {
                                var t = document.getElementById(id_);
                                d_root.removeChild(t);
                                }
                                
                                function add_e() {
                                var oNewNode = document.createElement("P");
                                oNewNode.id = ('t_'+cnt_);
                                d_root.appendChild(oNewNode);
                                oNewNode.innerHTML= " <input name='opt_01[]' value='' style='width:9.3em;' maxlength='20'/><input name='opt_02[]' value='' style='width:24em;' /><input maxlength='3' style='width:3em' name='opt_03[]' value=''/>  <a title='удалить'  href='javascript:;' onclick='rem_e(\""+('t_'+cnt_)+"\")'>-</a>";
                                cnt_++;
                                }
                                
                                // d_root.appendChild()