function showhide(focused) {
	
	var img, x;
	x = 0;
	
	for (x=0;x<=3;x++) {
	
		img = document.getElementById('hov'+x);
	
		if (x != focused) {
			
			img.setAttribute("class", "fade40");
			$(".show"+x).css("display", "none");
			
		}
		
		else {
			
			img.setAttribute("class", "fade0");
			$(".show"+x).css({visibility:"visible",display:"block"});
			
		}
		
	}

}

function showhide2(focused) {
	
	var img, x;
	x = 0;
	
	for (x=0;x<=4;x++) {
	
		img = document.getElementById('hov'+x);
	
		if (x != focused) {
			
			img.setAttribute("class", "fade40");
			$(".show"+x).css("display", "none");
			
		}
		
		else {
			
			img.setAttribute("class", "fade0");
			$(".show"+x).css({visibility:"visible",display:"block"});
			
		}
		
	}

}