function mouseOver(button){
	document.all[button].style.color="white";
}

function mouseOut(button){
	document.all[button].style.color="#a0a0a0";
}

function mouseOutP(button){
	document.all[button].style.color="black";
}

function ChangeColor(button, color){
	document.all[button].style.color=color;
}

function ImageChange(folder, n, img){
	document.images[n].src = "img/" + folder + n + img + ".gif";
}

function CasoPhoto(n, img){
	document.images[n].src = "img/caso/" + img;
}

function ShowPhoto(id, show){
	document.all.item(id).style.display = show;
}

b1 = new Image(); b1.src = "button1.gif";
b2 = new Image(); b2.src = "button2.gif";
bt1 = new Image(); bt1.src = "buttont1.gif";
bt2 = new Image(); bt2.src = "buttont2.gif";