How to reload Main Page from within an iFrame

Question

Within my scenario, I have a button within an iframe section of my page that performs some database processing.

What I need is a means of performing a page refresh o

Answer 1

define allFrame variable on your top frame:

var allFrame=1

and on all your frames check this function

if(top.allFrame === undefined)
{
    window.parent.location = "your website top frame";
}