JQuery plugin for setting elements to have equal heights

jquery-ff-equal-heights,js

/*! FF Equal Heights Plugin */
$.fn.ff_equal_heights = function( options ) {

	if( !$(this).length ) return;

	var $this = this;

	var settings = $.extend({
		enable_on_resize: true,
		disable_on_width: false,
	}, options );

	// Disable on window width
	if( settings.disable_on_width ) {
		if( window.innerWidth <= settings.disable_on_width ) {
			$this.css("min-height", "initial");
			return $this;
		}
	}

	// Initialize
	ff_set_equal_heights($this);

	if( settings.enable_on_resize ) {

		// On resize
		$(window).resize(function() {

			// Disable on window width
			if( settings.disable_on_width ) {
				if( window.innerWidth <= settings.disable_on_width ) {
					$this.css("min-height", "initial");
					return $this;
				}
			}

			ff_set_equal_heights($this);
		});
	}

	function ff_set_equal_heights(el){
		el.css("min-height", "initial"); // reset
		var temp_height = 0;
		el.each(function(){
			if( temp_height < $(this).outerHeight(true) ) {
				temp_height = $(this).outerHeight(true);
			}
		});
		el.css("min-height", temp_height + "px");
	}

	return $this;
}

Usage:
$('.half-box').ff_equal_heights();