/*!
 * 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: 0.01
		}, settings);		
		return this.each(function(){
				var $strip = jQuery(this);
				$strip.addClass("newsticker")
				var stripHeight = 0;
				var $mask = $strip.wrap("<div class='mask'></div>");
				var $tickercontainer = $strip.parent().wrap("<div class='tickercontainer'></div>");								
				var containerHeight = $strip.parent().parent().height();	//a.k.a. 'mask' width
				$strip.find("li").each(function(i){
				    stripHeight += jQuery(this, i).outerHeight(true);
				});
				$strip.height(stripHeight);
				var totalTravel = stripHeight+containerHeight;
				var defTiming = totalTravel/settings.travelocity;	// thanks to Scott Waye
				function scrollnews(spazio, tempo){
				    $strip.animate({top: '-='+ spazio}, tempo, "linear", function(){
					$strip.css("top", containerHeight);
					scrollnews(totalTravel, defTiming);
				    });
				}
				scrollnews(totalTravel, defTiming);

				$strip.hover(function(){
					jQuery(this).stop();
				    },
				    function(){
					//var offset = jQuery(this).offset();
					//var residualSpace = stripHeight + offset.top;
					//var residualTime = residualSpace/settings.travelocity -5000;
					scrollnews(totalTravel, defTiming);
				    }
				);
		});	
};