function $(a){return document.getElementById(a);}
function hidden_div(obj){$(obj).style.display='none';}
//ΝΈΓχ²γ
function showMask(){
        if($("tianyi-Mask"))
        {var oMask=$("tianyi-Mask");}
        else 
        {
                var oMask=document.createElement("DIV");
                        oMask.id="tianyi-Mask";
                        oMask.style.cssText = "position:absolute;left:0px;top:0px;background:#000;filter:Alpha(opacity=60);opacity:0.6";
                document.body.appendChild(oMask);
        }
                oMask.style.display = "block";
                oMask.style.width = document.documentElement.scrollWidth + "px";
                oMask.style.height = document.documentElement.scrollHeight + "px";
}

function showajaxdiv(obj,content,width,height,sty)
{
        if($("tianyi-"+obj))
        {
                var oDiv=$("tianyi-"+obj);
        }
        else 
        {
                var oDiv=document.createElement("DIV");
                        oDiv.id="tianyi-"+obj;
                        oDiv.className="ajaxdiv";
                document.body.appendChild(oDiv);
        }
        var st = window.pageYOffset || document.documentElement.scrollTop;
        var sl = window.pageXOffset || document.documentElement.scrollLeft;
        var bt = document.documentElement.clientHeight-height;
        var bl = document.documentElement.clientWidth-width;
        var top=(bt/2)+st-5;
        var left=(bl/2)+sl;
        var oDivStyle=oDiv.style;
                oDivStyle.display="";
                oDivStyle.width=width+"px";
                oDivStyle.top=top+"px";
                oDivStyle.left=left+"px";
                oDivStyle.position='absolute';
                oDivStyle.fontSize='12px';
                if (sty==1)
                {
                        oDivStyle.padding='8px';
                        oDivStyle.backgroundColor='#FFFBDF';
                        oDivStyle.color='#f10';
                        oDivStyle.border='1 solid #EF9B8F';
                }
                else
                {
                        oDivStyle.padding='5px';
                        oDivStyle.backgroundColor='#AAA';
                        oDivStyle.color='#fff';
                        oDivStyle.border='0';
                }
                oDivStyle.textAlign='center';
                oDiv.innerHTML=content;
}
//ΜαΚΎ
function Msg(content){
        showajaxdiv("msg",content,200,30,1)
        setTimeout("hidden_div('tianyi-msg');",2000);
}

function showimg(url) {
var wx=document.documentElement.clientWidth-40
var hx=document.documentElement.clientHeight-90
var img = new Image();
   src_big=url.substr(0,url.length-4)+"_big"+url.substr(url.length-4,4);
   src_small=url
        img.src = src_big;
        showajaxdiv("imgline","loading...",200,30);
        img.complete?ImgOK():img.onload=ImgOK;
   img.onerror=function(){
    img.src = src_small;
        showajaxdiv("imgline","loading...",200,30);
        img.complete?ImgOK():img.onload=ImgOK;
    }
        function ImgOK(){
                showMask()
                var width=img.width;
                var height=img.height;
                if(width>wx){height=(wx/width)*height;width=wx;}
                if(height>hx){width=(hx/height)*width;height=hx;}
    
                $("tianyi-imgline").style.display='none';
                var pstr="<a href='javascript:' onclick=\"hidden_div('tianyi-Mask');hidden_div('tianyi-img');\"><img src=\"images/close.gif\" title=\"Close\" style=\"cursor:pointer;border:0px;position:absolute;right:15px;top:15px;\"></a>"
                showajaxdiv("img",pstr+"<img src="+img.src+" target=\"_blank\" onclick=\"hidden_div('tianyi-Mask');hidden_div('tianyi-img');\" style=\"cursor:pointer;width:"+width+"px;height:"+height+"px;\" >",width,height,0);return;}
}