Something

<script type="text/javascript">
function remover_foto(nome)
{
    var url         = 'remover_foto.php';
    var parametros  = 'nome=' + nome;
    
    var ajaxRequest = new Ajax.Request(
			url, 
			{
				method: 'get', 
				parameters: parametros, 
				onComplete: refresh
			});
}

function refresh()
{
   
}
</script>