//菜单
$().ready(function(){
	$("#menu li").mouseover(function(){
			$("ul",this).show();
			$(".b",this).addClass("a");
	}).mouseout(function(){
			$("ul",this).hide();
			$(".b",this).removeClass("a");
	});
	$("#leftmenu li").mouseover(function(){
			$("ul",this).show();
			$(".b",this).addClass("a");
	}).mouseout(function(){
			$("ul:not('.aon')",this).hide();
			$(".b",this).removeClass("a");
	});
	
	//图片展示
	var picnum=$("#propiclist").children("div").length;
	var picheight=$("#proshow #pic").height();
	var ispic=1;
	if(picnum>1)t5=setTimeout(autopic,5000);
	$("#proshow #piclist .next").click(function(){
		ispic++;
		propicAction();
  	});
	$("#proshow #piclist .pre").click(function(){
		ispic--;
		propicAction();
  	});
	function autopic(){
		ispic++;
		propicAction();
	}
	function propicAction(){
		//alert(picheight);
		clearTimeout(t5);
		if(ispic>picnum)ispic=1;if(ispic<1)ispic=picnum;
		$("#propiclist").animate({marginTop:-(picheight*(ispic-1))});
		$("#proshow #piclist .num").html(ispic+"/"+picnum);
		t5=setTimeout(autopic,5000);
	};
	
	//新闻列表
	var newsnum=$(".newslist ul").children("li").length;
	if(newsnum>=1){
		$(".newslist ul li:even").css({"background-color":"#857867"});
	};
	
});


//首页图片展示

function innerpic(){
	var div=document.getElementById('showPic')
	var div2=document.getElementById('picTitle');
	changenred(thispic)
//	div2.innerHTML=pictitle.split(',')[thispic];
	div2.innerHTML="";
	div.innerHTML="<img src='../upload/Show/"+picadd.split(',')[thispic]+"'>"
	picShow();
}
function topic(n){
	thispic=n;
	alpha=0;
	clearTimeout(t1);
	innerpic();
}
function changenred(n){
	for (i=0;i<=picnum;i++){
		this["l"+i]=document.getElementById("red"+i)
		this["l"+i].style.backgroundPosition="0px 0px";
	}
	this["l"+n].style.backgroundPosition="0px 20px";
}
function picShow(){
	var div=document.getElementById('showPic')
	if(alpha<100){
		alpha+=4;
		div.style.opacity=alpha/100;
		div.style.filter = 'alpha(opacity='+alpha+')';
		t1=setTimeout("picShow()",50);
	}else{
		t1=setTimeout("picHiden()",5000);
	}
}
function picHiden(){
	var div=document.getElementById('showPic');
	if(alpha>0){
		alpha-=5;
		div.style.opacity=alpha/100;
		div.style.filter = "alpha(opacity=" + alpha + ")";
		
		t1=setTimeout("picHiden()",50);
	}else{
		thispic++;
		if(thispic>picnum) thispic=0;
		innerpic();
	}
}