[slivka_83]

var _sWebServicesNamespace = "[URL]http://schemas.microsoft.com/crm/2006/WebServices[/URL]";
function _RemoteMetaCommand(sCommand, sAction) {
var xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
xmlhttp.open("POST", "/mscrmservices/2006/metadataservice.asmx" , false); 
xmlhttp.setRequestHeader("Content-Type","text/xml; charset=utf-8");
xmlhttp.setRequestHeader("SOAPAction", _sWebServicesNamespace + "/" + sAction); 
var soapmessage = "<?xml version='1.0' encoding='utf-8'?>"
soapmessage += "<soap:Envelope xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance' xmlns:xsd='http://www.w3.org/2001/XMLSchema' xmlns:soap='http://schemas.xmlsoap.org/soap/envelope/'>"
soapmessage += "<soap:Body>" + sCommand + "</soap:Body></soap:Envelope>"
xmlhttp.send(soapmessage);
return xmlhttp.responseXML;
} 
var entity = "account"
var query = "<RetrieveEntityMetadata xmlns='http://schemas.microsoft.com/crm/2006/WebServices'><entityName>" + entity + "</entityName><flags>IncludeAttributes</flags></RetrieveEntityMetadata>" 
//Get ObjectTypeCode 
var result = _RemoteMetaCommand(query, "RetrieveEntityMetadata").selectSingleNode("//Attributes"); 
resultName = result.getElementsByTagName('Name');
msg = "";
for (i=0;i < resultName.length;i++) {
     var name = resultName[i].text;
     msg += name +"\r";
}
alert(msg);

Вытаскивает поля для account