Call method of Parent page in asp.net

Question

Hi, I have the 2 aspx pages as page 1 and page 2 . Page1 has button on which page2 will popup. where as page2 has button . the button click event on code behind of page 2, will call the method of page1 code behind. how this is possible ? please send me code line. please guide. .

In Short:

how to call method from parent page code behind in child page code behind

Answer 1

In the child page, you use syntax such as this:

window.opener.yourFunction();