/*!
 * 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: 0.07
  }, 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).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);
    });
  });
};