var myFunction = function(el){
	var div = el.setStyles({
		display:'block',
		opacity: 0
	});
	new Fx.Style(div, 'opacity', {duration: 1000} ).start(1);
};
     

window.addEvent('domready', function(){
	var content = $( 'content' );
	var cTags = $$(content.getElementsByTagName('*'));
		cTags.each(function(el){
			myFunction(el);
		});

});