function fader(old,update){
    c = update;// why do we have to copy this to work ?
        child = $(old).firstChild;
	    new Effect.Fade(child, {duration:.1});
	        tmp = $(old);
		    setTimeout('child.setAttribute(\'src\',c);',200);
		        setTimeout('new Effect.Appear(document.getElementById(\'media_one\').firstChild, {duration:.3});',200);
			}