var rolloverFade = 0.6;
var rolloverTime = 300;

function initRolloverImages(){
	
	// mouse enter
	$(".rollover img").bind('mouseenter', function() {	
		$(this)
			.animate({
					"opacity": rolloverFade
				}, {
					queue: false,
					duration: rolloverTime
			});
		
	});
	
	// mouse leave
	$(".rollover img").bind('mouseleave', function() {	
		$(this)
			.animate({
					"opacity": 1.0
				}, {
					queue: false,
					duration: rolloverTime
			});
		
	});
	
}