/*!
* liScroll 1.0
* Examples and documentation at: 
* http://www.gcmingati.net/wordpress/wp-content/lab/jquery/newsticker/jq-liscroll/scrollanimate.html
* 2007-2009 Gian Carlo Mingati
* Version: 1.0.1 (07-DECEMBER-2009)
* Dual licensed under the MIT and GPL licenses:
* http://www.opensource.org/licenses/mit-license.php
* http://www.gnu.org/licenses/gpl.html
* Requires:
* jQuery v1.2.x or later
* 
*/


jQuery.fn.liScroll = function(settings) {
	settings = jQuery.extend({
		travelocity: 0.07
	}, settings);
	return this.each(function() {
		var $strip = jQuery(this);
		$strip.addClass("newsticker")
		var stripWidth = 0;
		var $mask = $strip.wrap("<div class='mask'></div>");
		var $tickercontainer = $strip.parent().wrap("<div class='tickercontainer'></div>");
		var containerWidth = $strip.parent().parent().width(); //a.k.a. 'mask' width
		$strip.find("li").each(function(i) {
			stripWidth += jQuery(this, i).width();
		});
		$strip.width(stripWidth);
		var totalTravel = stripWidth + containerWidth + 50;
		var defTiming = totalTravel / settings.travelocity; // thanks to Scott Waye		
		function scrollnews(spazio, tempo) {
			$strip.animate(
				{ right: '-=' + spazio },
				tempo,
				"linear",
				function() {
					$strip.css("right", containerWidth);
					scrollnews(totalTravel, defTiming);
				}
			);
			}
		$strip.css("right", containerWidth);
		scrollnews(totalTravel, defTiming);
		$strip.hover(
			function() {
				jQuery(this).stop();
			},
			function() {
				var offset = jQuery(this).offset();
				//var residualSpace = (containerWidth - offset.left) + stripWidth;
				var residualSpace = (containerWidth - offset.left + 150);
				var residualTime = residualSpace / settings.travelocity;
				scrollnews(residualSpace, residualTime);
			}
		);
	});
};