vdite/jQuery: Collapse iframe if empty

## jQuery: Collapse iframe if empty
// if you are using no caching headers in your iframe sources, so you 'll always get an "filled" iframe. This does kick your layout sometimes.
// this is how to coollapse such iframes:

if($("#iframeid").contents().find("p").length) {
    $('#iframeid').css('display', 'none');
}

// this is how to kill all caches in the iframe source
// <head>
//    <meta http-Equiv="Cache-Control" Content="no-cache">
//    <meta http-Equiv="Pragma" Content="no-cache">
//    <meta http-Equiv="Expires" Content="0">
// </head>
	// if you are using no caching headers in your iframe sources, so you 'll always get an "filled" iframe. This does kick your layout sometimes.
	// this is how to coollapse such iframes:

	if($("#iframeid").contents().find("p").length) {
	$('#iframeid').css('display', 'none');
	}

	// this is how to kill all caches in the iframe source
	// <head>
	// <meta http-Equiv="Cache-Control" Content="no-cache">
	// <meta http-Equiv="Pragma" Content="no-cache">
	// <meta http-Equiv="Expires" Content="0">
	// </head>