/*
requires: jquery/jquery.js
[-- BEGIN AWCConfig --]

label: Slide Scroller
name: AWCScroller
version: 1.0.0
date: 8/25/2010
includes: [shared/jquery.js]
functions:
	- function: AWCScroller.setup
		label: "Scroller: Enable Scrolling Slides"
		arguments: 
			- {label: Container Selector, type: string, help: A jQuery selector like "#SlideContainer .slides" }
			- {label: Slide Selector, type: string, help: A jQuery selector like ".slides" }
			- {label: Previous Selector, type: string, help: A jQuery selector for the previous button like ".ArrowUp img" }
			- {label: Next Selector, type: string, help: A jQuery selector for the next button like ".ArrowDown img" }
			- {label: Size, type: number, help: The pixel width of a slide, like 200 }
			- {label: Slides Seen, type: number, help: The number of visible slides at once, like 1 }
			- {label: Direction, type: string, help: The direction to slide.  Either horizontal or vertical }

[-- END AWCConfig --]
*/

var AWCScroller;

(function($) {

AWCScroller = $.extend({},{

	setup: function(container_selector, slide_selector, previous_selector, next_selector, size, slides_seen, direction) {
		var slides = $(slide_selector).size();
		var slide_width = size;
		var container = $(container_selector);
		var prev = $(previous_selector);
		var next = $(next_selector);
		
		prev.css('display', 'none');
		var css_attribute = (direction == 'vertical' ? 'marginTop' : 'marginLeft');
		
		// workaround for ie6
		if (direction === 'vertical' && $.browser.msie && $.browser.version <= 6.0) {
			css_attribute = 'top';
			container.css({position: 'absolute'});
			container.parent().css({position: 'relative'});
		}
		
		prev.click(function(event) {
			event.preventDefault();

			// queue to prevent multiple clicks from going beyond bounds
			container.queue(function() {

				if(container.css(css_attribute) != '0px') {
					var anim = {};
					anim[css_attribute] = '+='+slide_width;
										
					container.animate(anim, 500, function() {
						if(container.css(css_attribute) == '0px') {
							prev.css('display', 'none');
							container.stop();
							container.clearQueue();
						} else {
							prev.css('display', 'block');
						}
					
						if(container.css(css_attribute) == ((slides-slides_seen)*slide_width*-1).toString()+"px") {
							next.css('display', 'none');
							container.stop();
							container.clearQueue();
						} else {
							next.css('display', 'block');
						}
					});
				}

				container.dequeue();
			});

		});
		
		next.click(function(event) {
			event.preventDefault();
			
			// queue to prevent multiple clicks from going beyond bounds
			container.queue(function() {

				if(container.css(css_attribute) != ((slides-slides_seen)*slide_width*-1).toString()+"px") {
					var anim = {};
					anim[css_attribute] = '-='+slide_width;
					container.animate(anim, 500, function() {
						if(container.css(css_attribute) == '0px') {
							prev.css('display', 'none');
							container.stop();
							container.clearQueue();
						} else {
							prev.css('display', 'block');
						}

						if(container.css(css_attribute) == ((slides-slides_seen)*slide_width*-1).toString()+"px") {
							next.css('display', 'none');
							container.stop();
							container.clearQueue();
						} else {
							next.css('display', 'block');
						}
					});
				}

				
				container.dequeue();
			});

		});
		
	},

	__end:null
});

})(jQuery);