JQUERY obtains the object in IFrame and obtains the object example in its parent window.

Iframe is often used in web development, and elements that need to be used in the iframe in the parent window or in the iframe framework
Obtain the elements in iframe in the parent window.

Format: $ ("# iframe ID"). contents (). find ("# Control ID in iframe"). click ();
Instance: $ ("# ifm"). contents (). find ("# btnOk"). click ();

Get the elements of the parent window in iframe
Format: $ ('# element ID in the parent window', parent.doc ument). click ();
Instance: $ ('# btnOk', parent.doc ument). click ();