Urgent requirement : security error accessing url and http error: standalone flex

Question

Hi,
I have a requirement to create record from standalone flex. I am using Flex builder 3.
I used Flex-force toolkit to login  to salesforce. The swf file generated when used internal to salesforce it works great.
But my requirement is to run it from public sites page / standalone pages. How will I configure it? I am getting error 'security error accessing url', default HTTP
The requirement is on priority, please help me to resolve this issue.
The login code is also furnished below. please help.
Full error details:
(com.salesforce.events::ApexFaultEvent)#0
  bubbles = false
  cancelable = true
  context = (null)
  currentTarget = (null)
  eventPhase = 2
  fault = (mx.rpc::Fault)#1
    content = (null)
    errorID = 0
    faultCode = "Channel.Security.Error"
    faultDetail = "Destination: DefaultHTTP"
    faultString = "Security error accessing url"
    message = "faultCode:Channel.Security.Error faultString:'Security error accessing url' faultDetail:'Destination: DefaultHTTP'"
    name = "Error"
    rootCause = (flash.events::SecurityErrorEvent)#2
      bubbles = false
      cancelable = false
      currentTarget = (flash.net::URLLoader)#3
        bytesLoaded = 0
        bytesTotal = 0
        data = (null)
        dataFormat = "text"
      eventPhase = 2
      target = (flash.net::URLLoader)#3
      text = "Error #2170: Security sandbox violation: file:///C|/Users/R/DOCUME%7E1/FLEXBU%7E1/TESTLO%7E1/BIN%2DRE%7E1/TESTLO%7E1.SWF cannot send HTTP headers to https://login.salesforce.com/services/Soap/u/14.0?1000.1153011256829."
      type = "securityError"
  headers = (null)
  message = (mx.messaging.messages::ErrorMessage)#4
    body = (null)
    clientId = "DirectHTTPChannel0"
    correlationId = "B8A1B02E-CE17-DCBA-4894-F2E4CBEB7C04"
    destination = ""
    extendedData = (null)
    faultCode = "Channel.Security.Error"
    faultDetail = "Destination: DefaultHTTP"
    faultString = "Security error accessing url"
    headers = (Object)#5
      DSStatusCode = 0
    messageId = "41F6A90D-ECAE-EA2D-7C84-F2E4DABD72F3"
    rootCause = (flash.events::SecurityErrorEvent)#2
    timestamp = 0
    timeToLive = 0
  messageId = "41F6A90D-ECAE-EA2D-7C84-F2E4DABD72F3"
  statusCode = 0
  target = (null)
  token = (mx.rpc::AsyncToken)#6
    message = (mx.messaging.messages::HTTPRequestMessage)#7
      body = "<se:Envelope xmlns:se="http://schemas.xmlsoap.org/soap/envelope/"><se:Header xmlns:sfns="urn:partner.soap.sforce.com"/><se:Body><login xmlns="urn:partner.soap.sforce.com" xmlns:ns1="sobject.partner.soap.sforce.com"><username>uname</username><password>pwdandsec token</password></login></se:Body></se:Envelope>"
      clientId = (null)
      contentType = "text/xml; charset=UTF-8"
      destination = "DefaultHTTP"
      headers = (Object)#8
        DSEndpoint = "direct_http_channel"
      httpHeaders = (Object)#9
        Accept = "text/xml"
        SOAPAction = """"
        X-Salesforce-No-500-SC = "true"
      messageId = "B8A1B02E-CE17-DCBA-4894-F2E4CBEB7C04"
      method = "POST"
      recordHeaders = false
      timestamp = 0
      timeToLive = 0
      url = "https://login.salesforce.com/services/Soap/u/14.0?1000.1153011256829"
    responders = (Array)#10
      [0] (::SalesForceResponder)#11
    result = (null)
  type = "fault"
Login code:
[Bindable] public var sfdc:Connection = new Connection();
private function login():void {
Security.loadPolicyFile("http://salesforce.com/services/crossdomain.xml");
var lr:LoginRequest = new LoginRequest();
lr.username = "uname";
lr.password = "pwdtoken";
sfdc.protocol = "https";
sfdc.serverUrl = "https://login.salesforce.com/services/Soap/u/14.0";
lr.callback = new AsyncResponder(loginSuccess, loginFault);
sfdc.login(lr);

Answer 1

This is resolved.
I have copied the crossdomain.xml file to tomcat Root folder
and the issue is resolved.