tricks used in advertising

<object width="460" height="460"><param value="http://popplet.com/app/Popplet_Alpha.swf?page_id=1008372&em=1" name="movie"></param><param value="true" name="allowFullScreen"></param><param value="always" name="allowscriptaccess"></param><embed src="http://popplet.com/app/Popplet_Alpha.swf?page_id=1008372&em=1" height="460" width="460" allowfullscreen="false" allowscriptaccess="always" type="application/x-shockwave-flash"></embed></object> Today we wanted to learn about advertising about Mcdonald burgers and why they look so good on tv and when yu get them it looks bad