// twofade.js
var two_op = 100;
var two_maxop = 100;
var two_minop = 30;
var two_deop = 2;
var two_detime = 40;
var two_opsrc = 1;
var two_opi = two_minop;
var two_destop = 2500;
var two_layer1 = "L1";
var two_layer2 = "L11";
var two_src1 = "images/home/image01.jpg";
var two_src2 = "images/home/image02.jpg";

function twofadein() {
	if (two_op > two_minop) {
		two_op -= two_deop;
		changeOpac(two_layer1, two_op);		
		setTimeout("twofadein()", two_detime);
	} else {
		two_op = two_minop;
		changeOpac(two_layer2, two_opi);		
		if (two_opsrc == 1) {
			document.getElementById(two_layer2).src = two_src2;
			two_opsrc = 2;		
		} else {
			document.getElementById(two_layer2).src = two_src1;
			two_opsrc = 1;			
		}
		twofadeout();
	}	
}

function twofadeout() {
	if (two_op < two_maxop) {
		two_op = two_op + two_deop;
		two_opi = two_opi - two_deop;
		changeOpac(two_layer1, two_op);
		changeOpac(two_layer2, two_op);		
		setTimeout("twofadeout()", two_detime);
	} else {
		two_op = two_maxop;
		two_opi = two_minop;
		setTimeout("twofadein()", two_destop);
	}	
}

function twofadeShow(layer1, layer2, minop, destop, image1, image2) {
	two_layer1 = layer1;
	two_layer2 = layer2;
	two_src1 =  image1;
	two_src2 =  image2;
	two_destop = destop;
	twofadein();
}