/*-----------------------------------------------------------------------------------------/
 * JavaScript Framework Written For NCRS, By KEVIN SHEEP. Based On JQuery 1.2.6+.
/*----------------------------------------------------------------------------------------*/


// 浏览器判断
var isIE6 = (navigator.userAgent.toLowerCase().indexOf("msie 6") != -1);
var isIE = (navigator.userAgent.toLowerCase().indexOf("msie") != -1);

/*-----------------------------------------------------------------------------------------/
 * JQuery PlugIn - Slide Show(or, Switch Tab). Based On JQuery 1.2.6+.
 * JQuery滑动切换插件 ver 1.0.0
 *
 * defaultIndex 	- 默认选中的标签索引，从0开始
 * titOnClassName	- 标签选中时的样式
 * titCell			- 自定义标题标签，支持选择符
 * mainCell			- 自定义标题标签，支持选择符
 * delayTime		- 延迟触发时间. 当这个时间小于切换动画效果时间时, 动画将被禁用
 * trigger			- 滑动触发方式. 默认为click, 可选择mouseover
 * effect			- 切换动画. 默认不使用动画. 目前仅提供fade(淡出), slide(向下展开)两种
 * debug			- 调试模式. 默认关闭
/*----------------------------------------------------------------------------------------*/

//内容无缝滚动
function TxtMarquee(marqueeBox, delaytime, direction, itemCell){
	if(delaytime == undefined)delaytime = 50;
	if(direction == undefined)direction = "up";
	if(itemCell == undefined)itemCell = "ul";
	var oMarquee = jQuery(marqueeBox);
	var oMarqueeCon = oMarquee.find(itemCell);
	var oMarqueeCopy = oMarqueeCon.clone(true).insertAfter(oMarqueeCon);

	var ScrollUp = function(){
		if(oMarqueeCopy[0].offsetHeight-oMarquee[0].scrollTop<=0){
			oMarquee[0].scrollTop = 0;
		}else{
			oMarquee[0].scrollTop++;
		}
	}
	
	var ScrollLeft = function(){
		if(oMarqueeCopy[0].offsetWidth-oMarquee[0].scrollLeft<=0){
			oMarquee[0].scrollLeft = 0;
		}else{
			oMarquee[0].scrollLeft++;
		}
	}
	
	switch(direction){
		case "left":
			var oScroll=setInterval(ScrollLeft, delaytime);
			oMarquee.hover(function(){
				clearInterval(oScroll);
			}, function(){
				oScroll=setInterval(ScrollLeft, delaytime);
			});
			break;
		case "up":
		default:
			var oScroll = setInterval(ScrollUp, delaytime);
			oMarquee.hover(function(){
				clearInterval(oScroll);
			}, function(){
				oScroll=setInterval(ScrollUp, delaytime);
			});
	}
}