var param:URLVariables = new URLVariables();
param.projectName   = _shipMap.sys_id;
param.formName      = "van_specification_dt";
param.sys_id        = _shipMap.sys_id;
param.inv_no        = _shipMap.inv_no;
param.inv_cnt       = _shipMap.inv_cnt;
param.view_line     = _shipMap.view_line;

var request:URLRequest = new URLRequest("http://192.168.12.179/UBIServerWeb/UView5/index.jsp");
request.method = URLRequestMethod.POST;
request.data = param;
navigateToURL(request);