var sPop = null;
var postSubmited = false;
var userAgent = navigator.userAgent.toLowerCase();
var is_opera  = (userAgent.indexOf('opera') != -1);
var is_saf    = ((userAgent.indexOf('applewebkit') != -1) || (navigator.vendor == "Apple Computer, Inc."));
var is_webtv  = (userAgent.indexOf('webtv') != -1);
var is_ie     = ((userAgent.indexOf('msie') != -1) && (!is_opera) && (!is_saf) && (!is_webtv));
var is_ie4    = ((is_ie) && (userAgent.indexOf("msie 4.") != -1));
var is_moz    = ((navigator.product == 'Gecko') && (!is_saf));
var is_kon    = (userAgent.indexOf('konqueror') != -1);
var is_ns     = ((userAgent.indexOf('compatible') == -1) && (userAgent.indexOf('mozilla') != -1) && (!is_opera) && (!is_webtv) && (!is_saf));
var is_ns4    = ((is_ns) && (parseInt(navigator.appVersion) == 4));
document.write("<style type='text/css'id='defaultPopStyle'>");
document.write(".cPopText { font-family: Tahoma, Verdana; background-color: #FFFFCC; border: 1px #0060B0 solid; font-size: 12px; padding-right: 4px; padding-left: 4px; line-height: 18px; padding-top: 2px; padding-bottom: 2px; visibility: hidden; filter: Alpha(Opacity=80)}");

document.write("</style>");
document.write("<div id='popLayer' style='position:absolute;z-index:1000' class='cPopText'></div>");

function showPopupText(event) {
	if(event.srcElement) o = event.srcElement; else o = event.target;
	MouseX=event.clientX;
	MouseY=event.clientY;
	if(o.alt!=null && o.alt!="") { o.pop=o.alt;o.alt="" }
	if(o.title!=null && o.title!=""){ o.pop=o.title;o.title="" }
	if(o.pop!=sPop) {
		sPop=o.pop;
                if(sPop==null || sPop=="") {
                        findobj("popLayer").style.visibility="hidden";        
                } else {
                        if(o.dyclass!=null) popStyle=o.dyclass 
                        else popStyle="cPopText";
                        findobj("popLayer").style.visibility="visible";
                        showIt();
                }
        }
}

function showIt() {
        findobj("popLayer").className=popStyle;
        findobj("popLayer").innerHTML=sPop.replace(/<(.*)>/g,"&lt;$1&gt;").replace(/\n/g,"<br>");;
        popWidth=findobj("popLayer").clientWidth;
        popHeight=findobj("popLayer").clientHeight;
        if(MouseX+12+popWidth>document.body.clientWidth) popLeftAdjust=-popWidth-24
                else popLeftAdjust=0;
        if(MouseY+12+popHeight>document.body.clientHeight) popTopAdjust=-popHeight-24
                else popTopAdjust=0;
        findobj("popLayer").style.left=MouseX+12+document.body.scrollLeft+popLeftAdjust;
        findobj("popLayer").style.top=MouseY+12+document.body.scrollTop+popTopAdjust;
}

function ctlent(event) {
	if(postSubmited == false && (event.ctrlKey && event.keyCode == 13) || (event.altKey && event.keyCode == 83)) {
		if(this.document.input.pmsubmit) {
			postSubmited = true;
			this.document.input.pmsubmit.disabled = true;
			this.document.input.submit();
		} else if(validate(this.document.input)) {
			postSubmited = true;
			if(this.document.input.topicsubmit) this.document.input.topicsubmit.disabled = true;
			if(this.document.input.replysubmit) this.document.input.replysubmit.disabled = true;
			if(this.document.input.editsubmit) this.document.input.editsubmit.disabled = true;
			this.document.input.submit();
		}
	}
}

function checkall(form, prefix, checkall) {
	var checkall = checkall ? checkall : 'chkall';
	for(var i = 0; i < form.elements.length; i++) {
		var e = form.elements[i];
		if(e.name != checkall && (!prefix || (prefix && e.name.match(prefix)))) {
			e.checked = form.elements(checkall).checked;;
		}
	}
}

function findobj(n, d) {
	var p, i, x;
	if(!d) d = document;
	if((p = n.indexOf("?"))>0 && parent.frames.length) {
		d = parent.frames[n.substring(p + 1)].document;
		n = n.substring(0, p);
	}
	if(x != d[n] && d.all) x = d.all[n];
	for(i = 0; !x && i < d.forms.length; i++) x = d.forms[i][n];
	for(i = 0; !x && d.layers && i < d.layers.length; i++) x = findobj(n, d.layers[i].document);
	if(!x && document.getElementById) x = document.getElementById(n);
	return x;
}


function copycode(obj) {
	var rng = document.body.createTextRange();
	rng.moveToElementText(obj);
	rng.scrollIntoView();
	rng.select();
	rng.execCommand("Copy");
	rng.collapse(false);
}

function toggle_collapse(objname) {
	obj = findobj(objname);
	img = findobj(objname+"_img");
	collapsed = getcookie("discuz_collapse");
	cookie_start = collapsed ? collapsed.indexOf(objname) : -1;
	cookie_end = cookie_start + objname.length + 1;

	if(obj.style.display == "none") {
		obj.style.display = "";
		img_re = new RegExp("_yes\\.gif$");
		img.src = img.src.replace(img_re, '_no.gif');
		if(cookie_start != -1) collapsed = collapsed.substring(0, cookie_start) + collapsed.substring(cookie_end, collapsed.length);
	} else {
		obj.style.display = "none";
		img_re = new RegExp("_no\\.gif$");
		img.src = img.src.replace(img_re, '_yes.gif');
		if(cookie_start == -1) collapsed = collapsed + objname + " ";
	}

	expires = new Date();
	expires.setTime(expires.getTime() + (collapsed ? 86400 * 30 : -(86400 * 30 * 1000)));
	document.cookie = "discuz_collapse=" + escape(collapsed) + "; expires=" + expires.toGMTString() + "; path=/";
}

function imgzoom(o) {
	if(event.ctrlKey) {
		var zoom = parseInt(o.style.zoom, 10) || 100;
		zoom -= event.wheelDelta / 12;
		if(zoom > 0) {
			o.style.zoom = zoom + '%';
		}
		return false;
	} else {
		return true;
	}
}

function getcookie(name) {
	var cookie_start = document.cookie.indexOf(name);
	var cookie_end = document.cookie.indexOf(";", cookie_start);
	return cookie_start == -1 ? '' : unescape(document.cookie.substring(cookie_start + name.length + 1, (cookie_end > cookie_start ? cookie_end : document.cookie.length)));
}


function Discuz_init()
{
	if (dzmenu_usepopups && dzmenu_registered.length > 0)
	{
		for (i in dzmenu_registered)
		{
			dzmenu_init(dzmenu_registered[i]);
		}
		document.onclick = dzmenu_close;
	}
	if (!document.onmouseover) document.onmouseover=function(e) { if (!e) showPopupText(window.event); else showPopupText(e); };
	
	return true;
}

function list1(){
scrolltext.scrollDelay=50;
scrolltext.scrollAmount=2;
scrolltext.direction="up";
}
function list2(){
scrolltext.scrollDelay=220;
scrolltext.scrollAmount=1;
scrolltext.direction="up";
}

function list3(){

scrolltext.scrollDelay=50;
scrolltext.scrollAmount=2;
scrolltext.direction="down";

}
function list4(){
scrolltext.scrollDelay=220;
scrolltext.scrollAmount=1;
scrolltext.direction="up";
}
function imgzoom(o){var zoom=parseInt(o.style.zoom, 10)||100;zoom+=event.wheelDelta/12;if (zoom>0) o.style.zoom=zoom+'%';return false;}
function Download(ForumNo,TopicNo,ReplyNo){
document.Download.forum.value=ForumNo;
document.Download.topic.value=TopicNo;
document.Download.reply.value=ReplyNo;
document.Download.submit();
}

//===========================提示信息美化
var pltsPop=null;
var pltsoffsetX = 15;
var pltsoffsetY = -30;
var pltsPopbg="#ff66ff"; //這裏是背景色
var pltsPopfg="#000000"; //這裏是前景色
var pltsTitle="";
document.write('<div id=pltsTipLayer style="display: none;position: absolute; z-index:10001"></div>');
function pltsinits()
{
    document.onmouseover   = plts;
    document.onmousemove = moveToMouseLoc;
}
function plts()
{  var o=event.srcElement;
    if(o.alt!=null && o.alt!=""){o.dypop=o.alt;o.alt=""};
    if(o.title!=null && o.title!=""){o.dypop=o.title;o.title=""};
    pltsPop=o.dypop;
    if(pltsPop!=null&&pltsPop!=""&&typeof(pltsPop)!="undefined")
    {
        pltsTipLayer.style.left=-1000;
        pltsTipLayer.style.display='';
        var Msg=pltsPop.replace(/\n/g,"<br>");
        Msg=Msg.replace(/\0x13/g,"<br>");
        var re=/\{(.[^\{]*)\}/ig;
        if(!re.test(Msg))pltsTitle="";
        else{
          re=/\{(.[^\{]*)\}(.*)/ig;
            pltsTitle=Msg.replace(re,"$1")+"&nbsp;";
          re=/\{(.[^\{]*)\}/ig;
          Msg=Msg.replace(re,"");
          Msg=Msg.replace("<br>","");}
          var attr=(document.location.toString().toLowerCase().indexOf("list.asp")>0?"nowrap":"");
               var content =
              '<table style="FILTER:alpha(opacity=80) shadow(color=#bbbbbb,direction=135);" id=toolTipTalbe border=0><tr><td width="100%"><table class=bor cellspacing="1" cellpadding="0" style="width:100%">'+
              '<tr id=pltsPoptop><th  valign=bottom align=left><font color=white><p id=topleft>'+pltsTitle+'</p><p id=topright align=right style="display:none">'+pltsTitle+'</font></font></th></tr>'+
              '<tr><td "+attr+"  style="padding-left:10px;padding-right:10px;padding-top: 2px;padding-bottom:3px;line-height:135%">'+Msg+'</td></tr>'+
              '<tr id=pltsPopbot style="display:none"><th height=18 valign=bottom><font color=white><b><p id=botleft align=left>&nbsp;&nbsp;'+pltsTitle+'</p><p id=botright align=right style="display:none">'+pltsTitle+'&nbsp;&nbsp;</font></b></font></th></tr>'+
              '</table></td></tr></table>';
               pltsTipLayer.innerHTML=content;
               toolTipTalbe.style.width=Math.min(pltsTipLayer.clientWidth,document.body.clientWidth/2.2);
               moveToMouseLoc();
               return true;
       }
    else
    {
            pltsTipLayer.innerHTML='';
              pltsTipLayer.style.display='none';
               return true;
    }
}

function moveToMouseLoc()
{
        if(pltsTipLayer.innerHTML=='')return true;
        var MouseX=event.x;
        var MouseY=event.y;
        //window.status=event.y;
        var popHeight=pltsTipLayer.clientHeight;
        var popWidth=pltsTipLayer.clientWidth;
        if(MouseY+pltsoffsetY+popHeight>document.body.clientHeight)
        {
                  popTopAdjust=-popHeight-pltsoffsetY*1.5;
                  pltsPoptop.style.display="none";
                  pltsPopbot.style.display="";
        }
         else
        {
                   popTopAdjust=0;
                  pltsPoptop.style.display="";
                  pltsPopbot.style.display="none";
        }
        if(MouseX+pltsoffsetX+popWidth>document.body.clientWidth)
        {
                popLeftAdjust=-popWidth-pltsoffsetX*2;
                topleft.style.display="none";
                botleft.style.display="none";
                topright.style.display="";
                botright.style.display="";
        }
        else
        {
                popLeftAdjust=0;
                topleft.style.display="";
                botleft.style.display="";
                topright.style.display="none";
                botright.style.display="none";
        }
        pltsTipLayer.style.left=MouseX+pltsoffsetX+document.body.scrollLeft+popLeftAdjust;
        pltsTipLayer.style.top=MouseY+pltsoffsetY+document.body.scrollTop+popTopAdjust;
          return true;
}
pltsinits();

//===========================================
function checkAll(str,checked) {
    var a = document.getElementsByName(str);
    var n = a.length;

    for (var i = 0; i < n; i++) {
        a[i].checked = checked;
    }
    em_size(str);
}

function download(str, i, first) {
    var a = document.getElementsByName(str);
    var n = a.length;

    for (var i = i; i < n; i++) {
        if(a[i].checked) {
            window.location=a[i].value;
            if (first)
                timeout = 6000;
            else
                timeout = 500;
            i++;
            window.setTimeout("download('"+str+"', "+i+", 0)", timeout);
            break;
        }
    }

}

function copy(str) {
    var a = document.getElementsByName(str);
    var n = a.length;
    var ed2kcopy = document.getElementById("ed2kcopy_"+str)
    ed2kcopy.innerHTML = ""
    for (var i = 0; i < n; i++) {
        if(a[i].checked)
        {
            ed2kcopy.innerHTML += a[i].value;
            ed2kcopy.innerHTML += "<br />";
        }
    }
        var rng = document.body.createTextRange();
        rng.moveToElementText(ed2kcopy)
        rng.scrollIntoView();
        rng.select();
        rng.execCommand("Copy");
        rng.collapse(false);
}

function em_size(str) {
    var a = document.getElementsByName(str);
    var n = a.length;
    try {
        var input_checkall = document.getElementById("checkall_"+str);
        var size = 0;
        input_checkall.checked = true ;
        for (var i=0; i < n; i++) {
            if (a[i].checked) {
                var piecesArray = a[i].value.split( "|" );
                size += piecesArray[3]*1;
            } else {
                input_checkall.checked = false;
            }
        }
        test = document.getElementById("size_"+str);
        test.innerHTML = gen_size(size, 3, 2);
    } catch (e) {

    }
}

function gen_size(val, li, sepa ) {
    sep = Math.pow(10, sepa); //小数点后的位数
    li = Math.pow(10, li); //开始截断的长度
    retval  = val;
    unit    = 'Bytes';
    if (val >= li*1000000000) {
        val = Math.round( val / (1099511627776/sep) ) / sep;
        unit  = 'TB';
    } else if (val >= li*1000000) {
        val = Math.round( val / (1073741824/sep) ) / sep;
        unit  = 'GB';
    } else if (val >= li*1000) {
        val = Math.round( val / (1048576/sep) ) / sep;
        unit  = 'MB';
    } else if (val >= li) {
        val = Math.round( val / (1024/sep) ) / sep;
        unit  = 'KB';
    }
    return val + unit;
}