$(function(){
				
		$('div#rodape div > a img').css({opacity: 0.5})
			.mouseover(function(event){
				event.stopPropagation();
				armazenar($(this).attr('width'), $(this).attr('height'));
				var largura = 0;
				var altura = 0;
				largura = tam[0]*1.1;
				altura = tam[1]*1.1;
				$(this).animate({width:largura, height:altura, opacity: 1},'fast');
					
			}).mouseout(function(event){
				event.stopPropagation();
				var largura = tam[0];
				var altura = tam[1];
				$(this).animate({width:largura, height:altura, opacity: 0.6},'fast');
			});
				
});
function armazenar(w, h){
	tam = new Array(2);
	tam[0] = w;
	tam[1] = h;
}