Array.implement({
	setBlock: function() {
		this.each(function(item) { item.setBlock(); });
		return this;
	},
	setNone: function() {
		this.each(function(item) { item.setNone(); });
		return this;
	},
	setHref: function(h) {
		this.each(function(item) { item.setHref(h); });
		return this;
	}
});