/**
 * @author Stéphane Roucheray 
 * @contributer Sam Cleaver
 * @extends jquery
 */


jQuery.fn.carousel = function(previous, next, options){
	var sliderList = jQuery(this).children()[0];
	
	if (sliderList) {
		var increment = jQuery(sliderList).children().outerWidth("true"),
		elmnts = jQuery(sliderList).children(),
		numElmts = elmnts.length,
		sizeFirstElmnt = increment,
		shownInViewport = Math.round(jQuery(this).width() / sizeFirstElmnt),
		firstElementOnViewPort = 1,
		isAnimating = false;
		if(numElmts<shownInViewport)
			compareviewport = numElmts;
		else
			compareviewport = shownInViewport;
		if(compareviewport==1)
			compareviewport = 0;
		for (i = 0; i < compareviewport; i++) {
			
			jQuery(sliderList).css('width',(numElmts+shownInViewport)*increment + increment + "px");
			jQuery(sliderList).append(jQuery(elmnts[i]).clone());
			
		}
		
		jQuery(previous).click(function(event){
			if (!isAnimating&&compareviewport>0) {
				if (firstElementOnViewPort == 1) {
					jQuery(sliderList).css('left', "-" + numElmts * sizeFirstElmnt + "px");
					firstElementOnViewPort = numElmts;
				}
				else {
					firstElementOnViewPort--;
				}
				
				jQuery(sliderList).animate({
					left: "+=" + increment,
					y: 0,
					queue: true
				}, "swing", function(){isAnimating = false;});
				isAnimating = true;
			}
			
		});
		
		jQuery(next).click(function(event){
			if (!isAnimating&&compareviewport>0) {
				if (firstElementOnViewPort > numElmts) {
					firstElementOnViewPort = 2;
					jQuery(sliderList).css('left', "0px");
				}
				else {
					firstElementOnViewPort++;
				}
				jQuery(sliderList).animate({
					left: "-=" + increment,
					y: 0,
					queue: true
				}, "swing", function(){isAnimating = false;});
				isAnimating = true;
			}
		});
	}
};
$(document).ready(function(){
    $('#screen').carousel('#left', '#right');
	numElmts = $('#screen').children('ul').children().length;
	shownInViewport = Math.round($('#screen').width() / $('#screen').children('ul').children().outerWidth("true"));
	if(numElmts>=shownInViewport)
		{
		Autorotate = window.setInterval(function() { $('#right').click(); }, 6000);
		$('.slider').bind('mouseenter',function() { window.clearInterval(Autorotate); });
		$('.slider').bind('mouseleave', function() { Autorotate = window.setInterval(function() { $('#right').click(); }, 6000); });
		}
});
/*
 * (Appended to carousel script to reduce connections)
 * Chained - jQuery chained selects plugin
 *
 * Copyright (c) 2010 Mika Tuupola
 *
 * Licensed under the MIT license:
 *   http://www.opensource.org/licenses/mit-license.php
 *
 */
/*
 * Chained - jQuery chained selects plugin
 *
 * Copyright (c) 2010 Mika Tuupola
 *
 * Licensed under the MIT license:
 *   http://www.opensource.org/licenses/mit-license.php
 *
 */

(function($) {

    $.fn.chained = function(parent_selector, options) { 
        
        return this.each(function() {
            
            /* Save this to self because this changes when scope changes. */            
            var self   = this;
            var backup = $(self).clone();
            
            /* Handles maximum two parents now. */
            $(parent_selector).each(function() {
                $(this).bind("change", function() {
                    $(self).html($(backup).html());
                    

                    /* If multiple parents build classname like foo\bar. */
                    var selected = "";
                    $(parent_selector).each(function() {
                        selected += "\\" + $(":selected", this).val();
                    });
                    selected = selected.substr(1);

                    /* Also check for first parent without subclassing. */
                    /* TODO: This should be dynamic and check for each parent */
                    /*       without subclassing. */
                    var first = $(parent_selector+":eq(0)");
                    var selected_first = $(":selected", first).val();
                
                    $("option", self).each(function() {
                        /* Remove unneeded items but save the default value. */
                        if (!$(this).hasClass(selected) && 
                            !$(this).hasClass(selected_first) && $(this).val() !== "") {
                                $(this).remove();
                        }                        
                    });
                
                    /* If we have only the default value disable select. */
                    if (1 == $("option", self).size() && $(self).val() == "") {
                        $(self).attr("disabled", "disabled");
                    } else {
                        $(self).removeAttr("disabled");
                    }
                
                });

                /* Force updating the children. */
                $(this).trigger("change");             

            });
        });
    };
    
    /* Alias for those who like to use more English like syntax. */
    $.fn.chainedTo = $.fn.chained;
    
})(jQuery);

 $(document).ready(function(){
	$("#town").chained("#BusinessNeighborhood"); 
 });