/*!
 * 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
 * 
 */

 jQuery.fn.liScroll = function(settings) {
 		settings = jQuery.extend({
 		travelocity: 0.04
 		}, settings);		
 		return this.each(function(){
 				var $strip = jQuery(this);
 				$strip.addClass("newsticker")
 				var stripWidth = 0;							
 				var containerWidth = $strip.parent().parent().width();	//a.k.a. 'mask' width 	
 				$strip.find("li").each(function(i){
 				stripWidth += jQuery(this, i).outerWidth(true); // thanks to Michael Haszprunar
 				});
 				$strip.width(stripWidth);			
 				var totalTravel = stripWidth+containerWidth;
 				var defTiming = totalTravel/settings.travelocity;	// thanks to Scott Waye		
 				function scrollnews(spazio, tempo){
 				$strip.animate({left: '-='+ spazio}, tempo, "linear", function(){$strip.css("left", containerWidth); scrollnews(totalTravel, defTiming);});
 				}
 				scrollnews(totalTravel, defTiming);				
 				$strip.hover(function(){
 				jQuery(this).stop();
 				},
 				function(){
 				var offset = jQuery(this).offset();
 				var residualSpace = offset.left + stripWidth;
 				var residualTime = residualSpace/settings.travelocity;
 				scrollnews(residualSpace, residualTime);
 				});			
 		});	
 };