var Boardid="";

function DateDiff(sDate1, sDate2){  //sDate1和sDate2是2002-12-18格式
        var aDate, oDate1, oDate2, iDays;
        aDate = sDate1.split("-");
        oDate1 = new Date(aDate[1] + '-' + aDate[2] + '-' + aDate[0]);  //转换为12-18-2002格式
        aDate = sDate2.split("-");
        oDate2 = new Date(aDate[1] + '-' + aDate[2] + '-' + aDate[0]);
        iDays = parseInt(Math.abs(oDate1 - oDate2) / 1000 / 60 / 60 /24);  //把相差的毫秒数转换为天数
        return iDays;
}
function setClass(obj)
{
	 var arr = document.getElementsByTagName('div');
	    var num = arr.length;
	    for(var i=0;i<num;i++)
	    {
	        if(arr[i].className == "zhongxin_tab")
	        {
	            arr[i].className = "zhongxin_tab0";
	        }
	    }
	obj.parentNode.className="zhongxin_tab";
}

var flag=false;
function setMessage(boardid)
{
	Boardid=boardid;
	 dwrforeside.getNewslistByBoardid(boardid,6,{
			callback:bak_zxgz,
			errorHandler:function(message) {
				alert("异常"+message); 
			}
		});	
}
function bak_zxgz(res){
	var Str="";
	
	if(res!=null){
		for(var n=0;n<res.length;n++){
			if(n<res.length-1)
			{
				
				Str+='<li><span>'+res[n].newstime+'</span><a href="shownews.doo?newsid='+res[n].newsid+'">·'+res[n].newstitle+'</a></li>';
			}
			if(n==res.length-1)
			{
				for(var i=0;i<7-res.length;i++)
				{
					Str+='<li><span>&nbsp;</span>&nbsp;</li>';
				}
				
			}
		}
		
	}
	Str+='<li><span id="more_zx"><a href="zxgz.doo?boardid='+Boardid+'"><img src="/images/more.png"></a></span>&nbsp;</li>';
	document.getElementById("zxgz").innerHTML="<ul>"+Str+"</ul>";
}

function DrawImage(ImgD,iwidth,iheight){
    //参数(图片,允许的宽度,允许的高度)
    var image=new Image();
    image.src=ImgD.src;
    if(image.width>0 && image.height>0){
    flag=true;
    if(image.width/image.height>= iwidth/iheight){
        if(image.width>iwidth){  
        ImgD.width=iwidth;
        ImgD.height=(image.height*iwidth)/image.width;
        }else{
        ImgD.width=image.width;  
        ImgD.height=image.height;
        }
        ImgD.alt=image.width+"×"+image.height;
        }
    else{
        if(image.height>iheight){  
        ImgD.height=iheight;
        ImgD.width=(image.width*iheight)/image.height;        
        }else{
        ImgD.width=image.width;  
        ImgD.height=image.height;
        }
        ImgD.alt=image.width+"×"+image.height;
        }
    }
    }


function toupiao()
{
	var Options=document.getElementsByName("options");
	var Optionsid="";
	var id=document.getElementById("toupiaoId").value;
	for(var i=0;i<Options.length;i++)
	{
		if(Options[i].checked)
		{Optionsid+=Options[i].value+",";}
	}
	if(Optionsid=="")
		alert("请您选择！");
	else
	{
		dwrforeside.updateToupiao(id,Optionsid,{
			callback:backValue,
			errorHandler:function(message) {
				alert("异常"+message); 
			}
		});	
	}
}
function  backValue(rs)
{
	alert(rs);
}