function iFrameHeight() {
	var offset = 205;
	var x,y;
	if (self.innerHeight) // all except Explorer
	{
		y = self.innerHeight;
		iframe_handler = document.getElementById('content_iframe');
		iframe_handler.height = y - offset;
		
	}
	else if (document.documentElement && document.body.clientHeight)
		// Explorer 6 Quirk Mode (Triggered by DOCTYPE HTML 4.01 Transitional)
	{
		y = document.body.clientHeight;
		iframe_handler = document.all.content_iframe;
		iframe_handler.height = y - offset;
	}
}

window.onload = iFrameHeight;
window.onresize = iFrameHeight;