function spoiler(obj) {
	var content = obj.parentNode.nextSibling;
	if( content ) {
		if( content.className=='mia_bloque mia_spoiler' ) {
			content.className = 'mia_bloque mia_spoiler_visible';
			obj.value = 'Ocultar';
		} else {
			content.className = 'mia_bloque mia_spoiler';
			obj.value = 'Mostrar';
		}
	}
}

function selectAll(obj) {
	var content = obj.parentNode.nextSibling;
	if( content ) {
		if( document.selection ) {
			var range = document.body.createTextRange();
			range.moveToElementText(content);
			range.select();
		} else if( window.getSelection ) {
			var range = document.createRange();
			range.selectNode(content);
			window.getSelection().addRange(range);
		}
	}
}