Header Access Control
If you have errors like a:
No 'Access-Control-Allow-Origin' header is present on the requested resource.
The value of the 'Access-Control-Allow-Credentials' header in the response is '' which must be 'true' when the request's credentials mode is 'include'.
The value of the 'Access-Control-Allow-Origin' header in the response must not be the wildcard '*' when the request's credentials mode is 'include'
add into mod_headers section
<IfModule mod_headers.c>
Header set Access-Control-Allow-Origin http://your.site.ru
Header set Access-Control-Allow-Credentials true
</IfModule>