/*
---
description:     ZebraTable

authors:
  - David Walsh (http://davidwalsh.name)

license:
  - MIT-style license

requires:
  core/1.2.1:   '*'

provides:
  - ZebraTable
...
*/
var ZebraTable = new Class({
//implements
Implements: [Options,Events],

//options
options: {
	elements: 'table.produkttabelle',
	cssEven: 'even',
	cssOdd: 'odd',
	cssHighlight: 'highlight',
	cssMouseEnter: 'mo'
},

//initialization
initialize: function(options) {
	//set options
	this.setOptions(options);
	//zebra-ize!
	$$(this.options.elements).each(function(table) {
		this.zebraize(table);
	},this);
},

//a method that does whatever you want
zebraize: function(table) {
	//for every row in this table...
	table.getElements('tr').each(function(tr,i) {
		//check to see if the row has th's
		//if so, leave it alone
		//if not, move on
		if(tr.getFirst().get('tag') != 'th') {
			//set the class for this based on odd/even
			var options = this.options, klass = i % 2 ? options.cssEven : options.cssOdd;
			//start the events!
			tr.addClass(klass).addEvents({
				//mouseenter
				mouseenter: function () {
					if(!tr.hasClass(options.cssHighlight)) tr.addClass(options.cssMouseEnter).removeClass(klass);
				},
				//mouseleave
				mouseleave: function () {
					if(!tr.hasClass(options.cssHighlight)) tr.removeClass(options.cssMouseEnter).addClass(klass);
				},
				//click 
				click: function() {
					//if it is currently not highlighted
					if(!tr.hasClass(options.cssHighlight))
						tr.removeClass(options.cssMouseEnter).addClass(options.cssHighlight);
					else
						tr.addClass(options.cssMouseEnter).removeClass(options.cssHighlight);
					//tr.toggleClass(options.cssMouseEnter).toggleClass(options.cssHighlight);
					//if(!tr.hasClass(options.cssHighlight)) tr.removeClass(options.cssMouseEnter);
				}
			});
		}
	},this);
}
});