jQuery.fn.liScroll = function(settings) {
        settings = jQuery.extend({
        travelocity: 0.07
        }, settings);        
        return this.each(function(){
                var $strip = jQuery(this);
                $strip.addClass("barcos")
                var stripWidth = 0;
                var $mascara = $strip.wrap("<div class='mascara'></div>");
                var $barcoscontenedor = $strip.parent().wrap("<div class='barcoscontenedor'></div>");                                
                var containerWidth = $strip.parent().parent().width();         
                $strip.find("li").each(function(i){
                stripWidth += jQuery(this, i).outerWidth(true); 
                });
                $strip.width(stripWidth);            
                var totalTravel = stripWidth+containerWidth;
                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(){
                jQuery(this).stop();
                },
                function(){
                var offset = jQuery(this).offset();
                var residualSpace = offset.left + stripWidth;
                var residualTime = residualSpace/settings.travelocity;
                scrollnews(residualSpace, residualTime);
                });            
        });    
};