function mover(iname)
{
	document.getElementById('button_'+iname).src = 'images/button_'+iname+'a.gif';
}

function mout(iname)
{
	document.getElementById('button_'+iname).src = 'images/button_'+iname+'.gif';
}

function mover_de(iname)
{
	document.getElementById('button_de_'+iname).src = 'images/button_de_'+iname+'a.gif';
}

function mout_de(iname)
{
	document.getElementById('button_de_'+iname).src = 'images/button_de_'+iname+'.gif';
}