if (document.images) {
//initial image
image0 = new Image();
image0.src = "../images/graphics/p4b.jpg";
status0 = 'P4B';

// image 1
image1 = new Image();
image1.src = "../images/graphics/p4b_a.jpg";
status1 = 'P4B';

}
function changeImage(imgDocID,imgObjName) {
	{
	document.images[imgDocID].src = eval(imgObjName + ".src");
	}
}
// -->