/**

 * Javascript library for template ExtremeMagento

 * @copyright 2007 Quick Solution LTD. All rights reserved.

 * @author Giao L. Trinh <giao.trinh@quicksolutiongroup.com>

 */



(function() {

	

// EM.tools {{{

	

if (typeof BLANK_IMG == 'undefined') 

	var BLANK_IMG = '';



// declare namespace() method

String.prototype.namespace = function(separator) {

  this.split(separator || '.').inject(window, function(parent, child) {

    var o = parent[child] = { }; return o;

  });

};





'EM.tools'.namespace();





// EM0008 {{{



function decorateNav() {

	

	

	$('nav').childElements().each(function(li) {

		if (li.hasClassName('parent')) {

			li.down('ul').insert({'top': '<li class="title"><a>'+li.down('a').innerHTML+'</a></li>'});

		}

	});

	

	var MEGA_MAX_WIDTH = 920;

	

	// stretch out the mega menu in order to calcuate the child elements' widths correctly

	$$('#nav ul.level0').each(function(ul) {

		ul.setStyle({'width': '1000px'});

	});

	

	// split each UL.level1 to contain max 10 LI

	var MAX_ROWS = 10;

	$$('#nav ul.level1').each(function(ul) {

		ul.addClassName('first');

		

		var li_list = ul.childElements();

		var new_ul = false;

		

		for (var i = MAX_ROWS-1; i < li_list.length; i++) {

			var li = li_list[i];

		

			if (i % MAX_ROWS == 0) {

				li.addClassName('first');

				var new_ul = new Element('ul'); /* add class in the contructor does not work on IE */

				new_ul.addClassName('level1');

				ul.parentNode.appendChild(new_ul);

			}

			else if ((i+1) % MAX_ROWS == 0)

				li.addClassName('last');

			

			if (new_ul) new_ul.appendChild(li);

		}

		

		if (new_ul) 

			new_ul.addClassName('last');

		else

			ul.addClassName('last');

	});

	

	// calculate LI.level1 width

	$$('#nav li.level1').each(function(li) {

		// IE doesn't work

		//var width = parseInt(li.getStyle('border-left-width'))

		//			+ parseInt(li.getStyle('border-right-width')) 

		//			+ parseInt(li.getStyle('padding-left'))

		//			+ parseInt(li.getStyle('padding-right')) + 1;

		var width = parseInt(li.getStyle('padding-left')) + parseInt(li.getStyle('padding-right')) + 1;

					

		// loop child elements to calculate the total width of all UL

		li.childElements().each(function(ul) {

			if (ul.tagName == 'UL' || ul.tagName == 'DIV') width += ul.getWidth();

		})

		

		var width = Math.min(width, MEGA_MAX_WIDTH);

		// set the LI's width if neccessary

		if (width > li.getWidth())

			li.setStyle({'width': width+'px'});

	});

	

	// calculate UL.level0's width

	$$('#nav ul.level0').each(function(ul) {



		// IE doesn't work

		//var width = parseInt(ul.getStyle('border-left-width'))

		//			+ parseInt(ul.getStyle('border-right-width')) 

		//			+ parseInt(ul.getStyle('padding-left'))

		//			+ parseInt(ul.getStyle('padding-right')) + 1;

		var width = parseInt(ul.getStyle('padding-left')) + parseInt(ul.getStyle('padding-right')) + 1;

					

		ul.childElements().each(function(li) {

			if (li.tagName == 'LI' && !li.hasClassName('title')) width += li.getWidth();

		});

		

		var width = Math.min(width, MEGA_MAX_WIDTH);

		ul.setStyle({'width': width+'px'});

	});

	

	// add class to align-right to the mega menu if neccessary 

	var right = $('nav').cumulativeOffset()[0] + $('nav').getWidth();

	$$('#nav ul.level0').each(function(ul) {

		if (ul.up().cumulativeOffset()[0] + ul.getWidth() > right)

			ul.addClassName('a-right');

	});

	$('brand').setStyle({'width':'auto'});

}



function decorateSlideshow() {

	

	var $$li = $$('#slideshow ul li');

	if ($$li.length > 0) {

		

		// reset UL's width

		var ul = $$('#slideshow ul')[0];

		var w = 0;

		$$li.each(function(li) {

			w += li.getWidth();

		});

		ul.setStyle({'width':w+'px'});

		

		// private variables

		var previous = $$('#slideshow a.previous')[0];

		var next = $$('#slideshow a.next')[0];

		var num = 1;

		var width = ul.down().getWidth() * num;

		var slidePeriod = 6; // seconds

		var manualSliding = false;

		

		// next slide

		function nextSlide() {

			new Effect.Move(ul, { 

				x: -width,

				mode: 'relative',

				queue: 'end',

				duration: 1.0,

				//transition: Effect.Transitions.sinoidal,

				afterFinish: function() {

					for (var i = 0; i < num; i++)

						ul.insert({ bottom: ul.down() });

					ul.setStyle('left:0');

				}

			});

		}

		

		// previous slide

		function previousSlide() {

			new Effect.Move(ul, { 

				x: width,

				mode: 'relative',

				queue: 'end',

				duration: 1.0,

				//transition: Effect.Transitions.sinoidal,

				beforeSetup: function() {

					for (var i = 0; i < num; i++)

						ul.insert({ top: ul.down('li:last-child') });

					ul.setStyle({'position': 'relative', 'left': -width+'px'});

				}

			});

		}

		

		function startSliding() {

			sliding = true;

		}

		

		function stopSliding() {

			sliding = false;

		}

		

		// bind next button's onlick event

		next.observe('click', function(event) {

			Event.stop(event);

			manualSliding = true;

			nextSlide();

		});

		

		// bind previous button's onclick event

		previous.observe('click', function(event) {

			Event.stop(event);

			manualSliding = true;

			previousSlide();

			

		});

		

		

		// auto run slideshow

		new PeriodicalExecuter(function() {

			if (!manualSliding) previousSlide();

			manualSliding = false;

		}, slidePeriod);

		

		

	}

}



function decorateSlideshow2() {

	var slideshow = $('slideshow2');

	if (slideshow) {



		// private variables

		var ul = slideshow.select('.slideshow-box ul')[0];

		var $$li = ul.select('li');

		var width = ul.down('li').getWidth();

		var slidePeriod = 6; // seconds

		var manualSliding = false;

		var currentIdx = 0;

		

		// reset slideshow UL's width

		ul.setStyle({ width: width*$$li.length+10+'px' });

		

		// store slideshow image index into LI

		for (var i = 0; i < $$li.length; i++) {

			$$li[i].slideshowIdx = i;

			//$$li[i].setAttribute('id', 'slideshow2_'+i);

		}

		

		// generate Navigation

		var nav = slideshow.select('.navigation')[0];

		nav.insert('<ul></ul>');

		var nav_ul = nav.down('ul');

		for (var i = 0; i < $$li.length; i++) {

			var attr = '';

			if (i == 0) var attr = 'class="active"';

			nav_ul.insert('<li><a href="#'+i+' " '+attr+'>'+(i+1)+'</a></li>');

		}

		

		// bind onClick event on navigation A element

		var $$nav_li = nav_ul.childElements();

		nav_ul.select('a').each(function(a) {

			a.observe('click', function(event) {

				Event.stop(event);

				if (a.hasClassName('active')) return;

				

				manualSliding = true;

				

				var current = a.up('li');

				var active = nav_ul.select('a.active')[0].up('li');

				var idx_current = $$nav_li.indexOf(current);

				var idx_active = $$nav_li.indexOf(active);

				

				if (idx_current > idx_active)

					nextSlide(idx_current - idx_active);

				else

					previousSlide(idx_active - idx_current);

			}.bind(a));

		}.bind(this));

		

		// next slide

		function nextSlide(n) {

			if (typeof n == 'undefined') n = 1;

			

			new Effect.Move(ul, { 

				x: -width*n,

				mode: 'relative',

				//queue: 'end',

				duration: 1.0,

				transition: Effect.Transitions.sinoidal,

				beforeSetup: function() {

					// set current slide indicator

					nav_ul.select('a.active')[0].removeClassName('active');

					nav_ul.down('li', ul.down().next(n-1).slideshowIdx).down('a').addClassName('active');

				},

				afterFinish: function() {

					for (var i = 0; i < n; i++)

						ul.insert({ bottom: ul.down() });

					ul.setStyle('left:0');

				}

			});

		}

		

		// previous slide

		function previousSlide(n) {

			if (typeof n == 'undefined') n = 1;

			new Effect.Move(ul, { 

				x: width*n,

				mode: 'relative',

				//queue: 'end',

				duration: 1.0,

				transition: Effect.Transitions.sinoidal,

				beforeSetup: function() {

					// set current slide indicator

					nav_ul.select('a.active')[0].removeClassName('active');

					var li = ul.down('li:last-child');

					if (n > 1) li = li.previous(n-2);

					nav_ul.down('li', li.slideshowIdx).down('a').addClassName('active');

					

					for (var i = 0; i < n; i++)

						ul.insert({ top: ul.down('li:last-child') });

					ul.setStyle({'position': 'relative', 'left': -width*n+'px'});

				}

			});

		}

		

	

		

		// auto run slideshow

                new PeriodicalExecuter(function() {

				if (!manualSliding) nextSlide();

				manualSliding = false;

			}, slidePeriod);

			

	}

}

// function hover li 



function lihover(){

    $$('.products-grid li.item').each(function(li){

        li.observe('mouseover',function(event){

          li.addClassName('active');

        });

        li.observe('mouseout',function(event){

          li.removeClassName('active');

        });

    });





}

document.observe("dom:loaded", function() {

	decorateSlideshow();

	decorateSlideshow2();

	lihover();

	decorateNav();

	//alert("fr");

});



// }}}

})();







Event.observe(window, 'load', function() {



	

});