/*
 * Mod by Takeya Kimura. 2011.09.08
 */

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 = 1;
				$strip.find("li").each(function(i){
				stripWidth += jQuery(this, i).outerWidth(true); // thanks to Michael Haszprunar and Fabien Volpi
				});
				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 
				
// コンテナより小さい時要素をコピーして追加 	
				var stripWidth2 = stripWidth;
				do{
				$strip.find("li").each(function(i){
					$strip.append(jQuery(this, i).clone());
					stripWidth2 += jQuery(this, i).outerWidth(true);
					});
				}while(containerWidth > stripWidth2);
//				$strip.width(stripWidth);
				$strip.width(stripWidth2 + 100); // 溢れ対策			
				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);});
// leftを-幅から0までをループ
				$strip.animate({left: spazio}, tempo, "linear", function(){$strip.css("left", 0); scrollnews(-stripWidth, stripWidth/settings.travelocity);}); 
				}
//				scrollnews(totalTravel, defTiming);		
				scrollnews(-stripWidth, defTiming);			
				$strip.hover(function(){
				jQuery(this).stop();
				},
				function(){
/*				var offset = jQuery(this).offset();
				var residualSpace = offset.left + stripWidth;
				var residualTime = residualSpace/settings.travelocity;*/
				var residualTime = (stripWidth+jQuery(this).position().left)/settings.travelocity;
				scrollnews(-stripWidth, residualTime);
				});			
		});	
};