var _moving;
   $(document).ready(function(){
	//单行应用@Mr.Think
	var _wrap=$('ul.line');//定义滚动区域
	//需要清除的动画

    
        	_wrap.hover(function(){if(_moving)clearTimeout(_moving)}, showTimeaaa()).trigger('mouseleave');

        	_wrap.mouseover(function(){ if(_moving)clearTimeout(_moving);});
        	_wrap.mouseout(function(){ showTimeaaa();}).trigger('mouseleave');
        	 $("#SearchText").keyup(function (e) {
            if (e.keyCode != 40 && e.keyCode != 38) {
                    select_text();
                }
                }).focus(function () {
                this.select();
            });
    });
    
    

    
    function showTimeaaa(){
           var _wrap=$('ul.line');//定义滚动区域
        	var _field=_wrap.find('li:first');//此变量不可放置于函数起始处,li:first取值是变化的
			var _h=_field.height();//取得每次滚动高度
			_field.animate({marginTop:-_h+'px'},600,function(){_field.css('marginTop',0).appendTo(_wrap);})
            _moving=setTimeout('showTimeaaa()',_wrap.find('li:first').attr("class"));
             
    };
    
            <!--
    function getCookie(name){
    var strCookie=document.cookie;
    var arrCookie=strCookie.split("; ");
    for(var i=0;i<arrCookie.length;i++){
    var arr=arrCookie[i].split("=");
    if(arr[0]==name)return arr[1];
    }
    return "";
    } 
    //--> 
    
    
    
    function addCookie(name,value,expireHours){
    var cookieString=name+"="+escape(value);
    //判断是否设置过期时间
    if(expireHours>0){
    var date=new Date();
    date.setTime(date.getTime+expireHours*3600*1000);
    cookieString=cookieString+"; expires="+date.toGMTString();
    }
    document.cookie=cookieString;
    } 
    
    
    <!--
    function deleteCookie(name){
    var date=new Date();
    date.setTime(date.getTime()-10000);
    document.cookie=name+"=v; expires="+date.toGMTString();
    }