// preloading the images

function preloadImages() {

	PPics = new Array(13);
	for (i = 0; i < 13; i++) {
		PPics[i] = new Image();
	}

	PPics[0].src = "images/photo/bedroom1.jpg";
	PPics[1].src = "images/photo/bedroom2.jpg";
	PPics[2].src = "images/photo/bedroom3.jpg";
	PPics[3].src = "images/photo/bedroom4.jpg";
	PPics[4].src = "images/photo/bedroom5.jpg";
	PPics[5].src = "images/photo/bedroom6.jpg";
	PPics[6].src = "images/photo/bedroom6a.jpg";
	PPics[7].src = "images/photo/bedroom7.jpg";
	PPics[8].src = "images/photo/bedroom8.jpg";
	PPics[9].src = "images/photo/bedroom9.jpg";
	PPics[10].src = "images/photo/bedroom10.jpg";
	PPics[11].src = "images/photo/bedroom11.jpg";
	PPics[12].src = "images/photo/bedroom12.jpg";
}

// function that replaces image
function replace(ImgToChange, ImgToShow){
ImgToChange.src=PPics[ImgToShow].src
}

preloadImages();