/*

	ESPECIAL OPACIDADES

*/

.wrk_izq a img{ opacity:.8; filter:alpha(opacity=80);}
.wrk_izq a:hover img{ opacity:1; filter:alpha(opacity=100); }

.prtd a img{ opacity:.8; filter:alpha(opacity=80);}
.prtd a:hover img{ opacity:1; filter:alpha(opacity=100); }