function subOn(obj){
    var objeto = document.getElementById(obj);
    objeto.style.display = "block";
}
function subOut(obj){
    var objeto = document.getElementById(obj);
    objeto.style.display = "none";
}

function on(menu){
    botao = document.getElementById(menu);
    botao.src="../images/"+menu+"_hover.gif";
}
function off(menu){
    botao = document.getElementById(menu);
    botao.src="../images/"+menu+".gif";
}

function video(id){
     document.write("<object width='231' height='190'><param name='movie' value='"+id+"'></param><param name='wmode' value='transparent'></param><embed src='"+id+"' type='application/x-shockwave-flash' wmode='transparent' width='231' height='190'></embed></object>");
}