JavaScript 2.0-The Complete Reference, Second ... - freecodingtutorial

}
}
//-->>
else
customAlert("Bored Guru", "Don't waste my time.");
JavaScript Guru 1.1
The last example would only be useful to write content to a document as it loaded. However,
we can easily use proprietary Document objects like document.all or the more standard DOM
methods to modify windows after load time, as briefly demonstrated in the next section.
DOM Methods and Windows
Using DOM statements, we could of course insert and change the HTML in the new document
at will. The main difference is that you must make sure to use the new window‘s name when
accessing a DOM method or property. For example, if you had a window called newWindow,
you would use statements like
var currentElement = newWindow.document.getElementById("myheading");