window.onload=function(){  JsBikeBean.getBikeInfo(populate);};function populate(map){    DWRUtil.removeAllOptions("bikes");    addOptionValues("bikes", map);}function addOptionValues(_id,_map){    //handle the return value as a JS object  //  var jMap = new Function("return "+_map)();    var sel = document.getElementById(_id);    var opt = null;    if(sel != null){         for(var prop in _map) {             opt=document.createElement("option");             opt.setAttribute("value",_map[prop]);             opt.appendChild(document.createTextNode(prop));             sel.appendChild(opt);         }    }}