function hide_images() {
	document.getElementById("clickThumbs").className="notActive";
	document.getElementById("propertyPhoto1").className="notActive";
	document.getElementById("propertyPhoto2").className="notActive";
	document.getElementById("propertyPhoto3").className="notActive";
	document.getElementById("propertyPhoto4").className="notActive";
}

function show_image(imgId) {
	document.getElementById(imgId).className="active";	
}