var Equalizer = new Class({

    elements: [],
    height: 0,

    initialize: function(elements) {
        this.elements = $$(elements);
        this.calculateHeight();

        if (this.height > 0) {
            this.resizeElements();
        }
    },

    calculateHeight: function() {
        $$(this.elements).each(function(el) {
            if (el.offsetHeight > this.height) {
                this.height = el.offsetHeight;
            }
        }, this);
    },

    resizeElements: function() {
        $$(this.elements).each(function(el) {
            el.setStyles({
                'height': this.height + 'px'
            });
        }, this);
    }

});