var btnBGImage = new Image()
btnBGImage.src = "img/btn/btn_line_amari_ro.gif";

var btnBGImage = new Image()
btnBGImage.src = "img/btn/btn_line_gris_ro.gif";

 var btnBGImage = new Image()
btnBGImage.src = "img/btn/btn_line_rosa_ro.gif";
 
var btnBGImage = new Image()
btnBGImage.src = "img/btn/btn_line_verde_ro.gif";
 
var btnBGImage = new Image()
btnBGImage.src = "img/btn/btn_line_rojo_ro.gif";
 
var btnBGImage = new Image()
btnBGImage.src = "img/btn/btn_line_azul_ro.gif";
 
var btnBGImage = new Image()
btnBGImage.src = "img/btn/btn_line_naranja_ro.gif";

var btnFGImage = new Image()
btnFGImage.src = "img/btn/btn_line.gif"


function onRON(theTD, color) {
	if(!color)
		color ='verde';
		
	theTD.style.background = "url('img/btn/btn_line_" + color + "_ro.gif')";
}

function onROFF(theTD) {
	theTD.style.background = "url('img/btn/btn_line.gif')";
}