parent.htm.

JavaScripting
Window to window communication

Steven W. Disbrow
Listing 1. parent.htm.


<HTML>
<HEAD>
<TITLE>Window to Window Communication - Parent Window</TITLE>
<script language="javascript">
var childWindow = null

// Give the child window a link back to its parent
function makeLink() {
	// Is the entire file loaded in the window?
	if (childWindow.document.forms.length > 0)
		childWindow.myParent = self;
	else
		// No? Wait one second and try again
		setTimeout( "makeLink()", 1000)
	}

 // This function opens the child window
function openChild() {
	childWindow = window.open( "child.htm", "child", "")
	makeLink()
	}

 // Display the info from our child window
function showInfo( f) {
	alert( "First Name - " + f.fName.value + "\nLast Name - " + f.lName.value)
	}
</script>
</HEAD>

<BODY>
<form name="f1">
<input type="button" value="Open Child Window"
onClick="openChild()">
</form>
</BODY>
</HTML>

About the Author

Steven Disbrow is the owner of EGO Systems, a computer consulting firm in Chattanooga, TN. He can be contacted at stevendisbrow@ego-systems.com.

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