/****************************************************************
slide down imprint
****************************************************************/
function slideHeader(direction) {
	if(direction == 'down') {
		var newHTML = '<a href="#" onmousedown="slideHeader(\'up\'); return false;">CERRAR</a>';
		new Effect.MoveBy('contacto', 205, 0, {duration: 0.3, transition: Effect.Transitions.sinoidal});
		document.getElementById('contacto-boton').innerHTML=newHTML;
	} else {
		var newHTML = '<a href="#" onmousedown="slideHeader(\'down\'); return false;">Contacto</a>';
		new Effect.MoveBy('contacto', -205, 0, {duration: 0.3, transition: Effect.Transitions.sinoidal});
		document.getElementById('contacto-boton').innerHTML=newHTML;
	}
}

/****************************************************************
display menu
****************************************************************/
function displayMenu(id) {
	hideMenu(id);
	new Effect.Appear(id, { duration: 0.5 });
}

/****************************************************************
hide menu
****************************************************************/

var menu_counter = 6;

function hideMenu(id) {
	
	for (var i=1; i<=menu_counter; i+=1) {
		if (id != ('menu_0' + i)) {
			Effect.Fade('menu_0' + i, { duration: 0.3 });
		}
	}

}