Userful Javascripts

From Zedomax Wiki

Break out of iFrames

<script type="text/javascript">
	<!--
		if (top.location!= self.location) {
			top.location = self.location.href
		}
	//-->
</script>

How to prevent users from leaving the page

   
<script type="text/javascript">
window.onbeforeunload = confirmExit;

function confirmExit(){

   return "The page you are attempting to view is trying to break out of the frame it is in.";

}
</script>

Automatic Window Resize

<script type="text/javascript">
function resizeiframe() {
var height = document.documentElement.clientHeight;
height -= document.getElementById('frame').offsetTop;
height -= 115;
document.getElementById('frame').style.height = height +"px";
};
document.getElementById('frame').onload = resizeiframe;
window.onresize = resizeiframe;
</script>