/**
 *
 * @access public
 * @return void
 **/
function fillScreen(e)
{
	var c = document.getElementById('pageContent');
	var f = getIFrameDocument(e);
	var w = c.offsetWidth;
	var h = f.body.offsetHeight;
	var p = c.style.padding;

	var newWidth  = w + p + 'px';
	var newHeight = ( h < 400 ? 400 : h ) + 'px';

	e.style.width  = newWidth;
	e.style.height = newHeight;
}

function getIFrameDocument(frame)
{
    var rv = null;
    // if contentDocument exists, W3C compliant (e.g. Mozilla)
    if (frame.contentDocument)
        rv = frame.contentDocument;
    else // bad IE  ;)
        rv = document.frames[0].document;
    return rv;
}