$(document).ready(function(){
	$(".thumsa").fadeTo("fast", 0.0); // This sets the opacity of the thumbs to fade down to 30% when the 
	$(".thumsa").hover(function(){
	$(this).fadeTo("fast", 0.7); // This should set the opacity to 100% on hover
	},function(){
	$(this).fadeTo("fast", 0.0); // This should set the opacity back to 30% on mouseout
	});
});