Javascript - Hide elements like iframe, embedded objects on the page

hide_other_elements.js

/*
	Hides iframe from youtube, embedded objects
*/
function hide_other_elements(){
	var iframes = document.getElementsByTagName('iframe');
	jQuery(iframes).each(function(){
		if( (this.src + '').match('http://www.youtube.com/embed/') ){
			jQuery( this ).parent().addClass('hidden_elements');
		}
	});
	
	var objects = document.getElementsByTagName('object');
	jQuery(objects).each(function(){
		jQuery( this ).parent().addClass('hidden_elements');
	});
}

/* add in your CSS */
.hidden_elements{
	visibility:hidden;
}
.hidden_elements iframe{
	visibility:hidden;
}

reshow_hidden_elements.js

/* to restore the hidden objects */
jQuery('.hidden_elements').removeClass('hidden_elements');