{"identifier":22993,"topic":"System messages","name":"openBackground","text":"<code><pre>openBackground\n<\/pre><\/code> Handler: <br><br>\n\n <code><pre>on openBackground\n   <i>statements<\/i>\nend openBackground\n<\/pre><\/code>\nHyperCard sends the<code> openBackground <\/code>message to the current card just after a user (or script) goes to a card whose background differs from the background of the most recent card. <br>\n","related":{"105361":"closeBackground","18315":"deleteBackground","4312":"Message sending orders","21577":"newBackground","6031":"Where messages are sent initially"},"examples":"","demo":"","debug":{"9":["openBackground\r\rHand"]}}