//js无缝滚动代码
function marquee(i, direction){
	var obj = document.getelementbyid("marquee" + i);
	var obj1 = document.getelementbyid("marquee" + i + "_1");
	var obj2 = document.getelementbyid("marquee" + i + "_2");
	if (direction == "up"){
		if (obj2.offsettop - obj.scrolltop <= 0){
			obj.scrolltop -= (obj1.offsetheight + 20);
		}else{
			var tmp = obj.scrolltop;
			obj.scrolltop++;
			if (obj.scrolltop == tmp){
				obj.scrolltop = 1;
			}

		}
	}else{
		if (obj2.offsetwidth - obj.scrollleft <= 0){
			obj.scrollleft -= obj1.offsetwidth;
		}else{
			obj.scrollleft++;
		}
	}

}
function marqueestart(i, direction){
	var obj = document.getelementbyid("marquee" + i);
	var obj1 = document.getelementbyid("marquee" + i + "_1");
	var obj2 = document.getelementbyid("marquee" + i + "_2");

	obj2.innerhtml = obj1.innerhtml;
	var marqueevar = window.setinterval("marquee("+ i +", '"+ direction +"')", 30);
	obj.onmouseover = function(){
		window.clearinterval(marqueevar);
	}
	obj.onmouseout = function(){
		marqueevar = window.setinterval("marquee("+ i +", '"+ direction +"')", 30);
	}
}

$(document).ready(function(){		   
				var index=0;
				var slideflag = true;
				var length=$(".marquee img").length;
				function showimg(i){
					$(".marquee img")
					.eq(i).stop(true,true).fadein(800)
					.siblings("img").hide();

					$(".news-index li").removeclass("news-index-hover");
					$(".news-index li").eq(i).addclass("news-index-hover");

					$(".news-title a")
					.eq(i).stop(true,true).fadein(800)
					.siblings("a").hide();
				}
				showimg(index);
				
				$(".news-index li").click(function(){
					index = $(".news-index li").index(this);
					showimg(index);
					slideflag = false;
				});	
				
				function autoslide() {
					setinterval(function() {
						if(slideflag) {
							showimg((index+1) % length);
							index = (index+1)%length;
						}
						slideflag = true;
					}, 3000);
				}
				
				autoslide();
				
			});