/*!
 * liScroll 1.0
 * Examples and documentation at:
 * http://www.gcmingati.net/wordpress/wp-content/lab/jquery/newsticker/jq-liscroll/scrollanimate.html
 * 2007-2010 Gian Carlo Mingati
 * Version: 1.0.2 (30-MARCH-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
 *
 */


$.fn.liScroll = function(settings) {

	settings = jQuery.extend({
	travelocity: 0.07
	}, settings);

	return this.each(function(){

		var $strip = $(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).outerWidth(true) + 20;
		});

		$strip.width(stripWidth);
		var totalTravel = stripWidth;
		var defTiming = totalTravel/settings.travelocity;  

		function scrollnews(spazio, tempo){
			$strip.animate({left: '-='+ spazio}, tempo, "linear", function(){$strip.css("left", containerWidth); scrollnews(totalTravel, defTiming);});
		}

		scrollnews(totalTravel, defTiming);

		$strip.hover(function(){
		$(this).stop();
		},

		function(){
			var offset = $(this).offset();
			var residualSpace = offset.left + stripWidth;
			var residualTime = residualSpace/settings.travelocity;
			scrollnews(residualSpace, residualTime);
		});

	});
};