var BROWSER = {};
var USERAGENT = navigator.userAgent.toLowerCase();
BROWSER.ie = window.ActiveXObject && USERAGENT.indexOf('msie') != -1 && USERAGENT.substr(USERAGENT.indexOf('msie') + 5, 3);
BROWSER.firefox = document.getBoxObjectFor && USERAGENT.indexOf('firefox') != -1 && USERAGENT.substr(USERAGENT.indexOf('firefox') + 8, 3);
BROWSER.chrome = window.MessageEvent && !document.getBoxObjectFor && USERAGENT.indexOf('chrome') != -1 && USERAGENT.substr(USERAGENT.indexOf('chrome') + 7, 10);
BROWSER.opera = window.opera && opera.version();
BROWSER.safari = window.openDatabase && USERAGENT.indexOf('safari') != -1 && USERAGENT.substr(USERAGENT.indexOf('safari') + 7, 8);
BROWSER.other = !BROWSER.ie && !BROWSER.firefox && !BROWSER.chrome && !BROWSER.opera && !BROWSER.safari;
BROWSER.firefox = BROWSER.chrome ? 1 : BROWSER.firefox;

var lang = new Array();
var userAgent = navigator.userAgent.toLowerCase();
var is_opera = userAgent.indexOf('opera') != -1 && opera.version();
var is_moz = (navigator.product == 'Gecko') && userAgent.substr(userAgent.indexOf('firefox') + 8, 3);
var is_ie = (userAgent.indexOf('msie') != -1 && !is_opera) && userAgent.substr(userAgent.indexOf('msie') + 5, 3);
var is_mac = userAgent.indexOf('mac') != -1;
var ajaxdebug = 0;
var codecount = '-1';
var codehtml = new Array();
var charset='utf-8';
//FixPrototypeForGecko
var cookiepath = typeof forumpath == 'undefined' ? '' : forumpath;
if(is_moz && window.HTMLElement) {
	HTMLElement.prototype.__defineSetter__('outerHTML', function(sHTML) {
        	var r = this.ownerDocument.createRange();
		r.setStartBefore(this);
		var df = r.createContextualFragment(sHTML);
		this.parentNode.replaceChild(df,this);
		return sHTML;
	});

	HTMLElement.prototype.__defineGetter__('outerHTML', function() {
		var attr;
		var attrs = this.attributes;
		var str = '<' + this.tagName.toLowerCase();
		for(var i = 0;i < attrs.length;i++){
			attr = attrs[i];
			if(attr.specified)
			str += ' ' + attr.name + '="' + attr.value + '"';
		}
		if(!this.canHaveChildren) {
			return str + '>';
		}
		return str + '>' + this.innerHTML + '</' + this.tagName.toLowerCase() + '>';
        });

	HTMLElement.prototype.__defineGetter__('canHaveChildren', function() {
		switch(this.tagName.toLowerCase()) {
			case 'area':case 'base':case 'basefont':case 'col':case 'frame':case 'hr':case 'img':case 'br':case 'input':case 'isindex':case 'link':case 'meta':case 'param':
			return false;
        	}
		return true;
	});
	HTMLElement.prototype.click = function(){
		var evt = this.ownerDocument.createEvent('MouseEvents');
		evt.initMouseEvent('click', true, true, this.ownerDocument.defaultView, 1, 0, 0, 0, 0, false, false, false, false, 0, null);
		this.dispatchEvent(evt);
	}
}

function $(id) {
	return document.getElementById(id);
}

function doane(event) {
	e = event ? event : window.event;
	if(is_ie) {
		e.returnValue = false;
		e.cancelBubble = true;
	} else if(e) {
		e.stopPropagation();
		e.preventDefault();
	}
}

imggroup = new Array();
function thumbImg(obj, method) {
	if(!obj) {
		return;
	}
	obj.onload = null;
	file = obj.src;
	zw = obj.offsetWidth;
	zh = obj.offsetHeight;
	if(zw < 2) {
		if(!obj.id) {
			obj.id = 'img_' + Math.random();
		}
		setTimeout("thumbImg($('" + obj.id + "'), " + method + ")", 100);
		return;
	}
	zr = zw / zh;
	method = !method ? 0 : 1;
	if(method) {
		fixw = obj.getAttribute('_width');
		fixh = obj.getAttribute('_height');
		if(zw > fixw) {
			zw = fixw;
			zh = zw / zr;
		}
		if(zh > fixh) {
			zh = fixh;
			zw = zh * zr;
		}
	} else {
		var widthary = typeof imagemaxwidth=='undefined'?[]:imagemaxwidth.split('%');
		if(widthary.length > 1) {
			fixw = $('wrap').clientWidth - 200;
			if(widthary[0]) {				
				fixw = fixw * widthary[0] / 100;				
			} else if(widthary[1]) {
				fixw = fixw < widthary[1] ? fixw : widthary[1];					
			}
		} else {
			fixw = widthary[0];
		}
		if(zw > fixw) {
			zw = fixw;
			zh = zw / zr;
			obj.style.cursor = 'pointer';
			if(!obj.onclick) {
				obj.onclick = function() {
					zoom(obj, obj.src);
				}
			}
		}
	}
	obj.width = zw;
	obj.height = zh;
}
function imgzoom() {}
function attachimg() {}

function isUndefined(variable) {
	return typeof variable == 'undefined' ? true : false;
}

function mb_strlen(str) {
	var len = 0;
	for(var i = 0; i < str.length; i++) {
		len += str.charCodeAt(i) < 0 || str.charCodeAt(i) > 255 ? (charset == 'utf-8' ? 3 : 2) : 1;
	}
	return len;
}

function _attachEvent(obj, evt, func, eventobj) {
	eventobj = !eventobj ? obj : eventobj;
	if(obj.addEventListener) {
		obj.addEventListener(evt, func, false);
	} else if(eventobj.attachEvent) {
		obj.attachEvent("on" + evt, func);
	}
}

var cssloaded= new Array();
function loadcss(cssname) {
	if(!cssloaded[cssname]) {
		css = document.createElement('link');
		css.type = 'text/css';
		css.rel = 'stylesheet';
		css.href = 'forumdata/cache/style_' + STYLEID + '_' + cssname + '.css?' + VERHASH;
		var headNode = document.getElementsByTagName("head")[0];
		headNode.appendChild(css);
		cssloaded[cssname] = 1;
	}
}

function fetchOffset(obj) {
	var left_offset = obj.offsetLeft;
	var top_offset = obj.offsetTop;
	while((obj = obj.offsetParent) != null) {
		left_offset += obj.offsetLeft;
		top_offset += obj.offsetTop;
	}
	return { 'left' : left_offset, 'top' : top_offset };
}

function ebygum(eventobj) {
	if(!eventobj || is_ie) {
		window.event.cancelBubble = true;
		return window.event;
	} else {
		if(eventobj.target.type == 'submit') {
			eventobj.target.form.submit();
		}
		eventobj.stopPropagation();
		return eventobj;
	}
}
   


/* showtopic */
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;
    }
}

var msgwidth = 0;
function thumbImg(obj, method) {
    if (!obj) {
        return;
    }
    obj.onload = null;
    file = obj.src;
    zw = obj.offsetWidth;
    zh = obj.offsetHeight;
    if (!zw) {
        if (!obj.id) {
            obj.id = 'img_' + Math.random();
        }
        setTimeout("thumbImg($('" + obj.id + "'), " + method + ")", 100);
        return;
    }
    zr = zw / zh;
    method = !method ? 0 : 1;
    if (method) {
        fixw = obj.getAttribute('_width');
        fixh = obj.getAttribute('_height');
        if (zw > fixw) {
            zw = fixw;
            zh = zw / zr;
        }
        if (zh > fixh) {
            zh = fixh;
            zw = zh * zr;
        }
    } else {
        fixw = 600; //!contentwidth || contentwidth < 100 ? 600 : contentwidth;
        if (zw > fixw) {
            zw = fixw;
            zh = zw / zr;
            obj.style.cursor = 'pointer';
            if (!obj.onclick) {
                obj.onclick = function() {
                    zoom(obj, obj.src);
                }
            }
        }
    }
    obj.width = zw;
    obj.height = zh;
}

function attachimg(obj, action) {
    if (action == 'load') {
        if (!msgwidth) {
            var re = /postcontent|msgborder/i;
            var testobj = obj;
            while ((testobj = testobj.parentNode) != null) {
                var matches = re.exec(testobj.className);
                if (matches != null) {
                    msgwidth = testobj.clientWidth - 42;
                    break;
                }
            };
            if (msgwidth < 1) {
                msgwidth = window.screen.width;
            }
        }
        if (obj.width > msgwidth) {
            obj.resized = true;
            obj.width = msgwidth;
            obj.style.cursor = 'pointer';
        } else if (obj.width < 600) {
            obj.onclick = null;
        }
    } else if (action == 'mouseover') {
        if (obj.resized)
            obj.style.cursor = 'pointer';
    }
}

var zoomobj = Array(); var zoomadjust; var zoomstatus = 1;
function zoom(obj, zimg) {
    if (!zoomstatus) {
        window.open(zimg, '', '');
        return;
    }
    if (!zimg) {
        zimg = obj.src;
    }
    if (!$('zoomimglayer_bg')) {
        div = document.createElement('div'); div.id = 'zoomimglayer_bg';
        div.style.position = 'absolute';
        div.style.left = div.style.top = '0px';
        div.style.width = '100%';
        div.style.width = document.body.scrollWidth;
        div.style.height = document.body.scrollHeight + 'px';
        div.style.backgroundColor = '#000';
        div.style.display = 'none';
        div.style.filter = 'progid:DXImageTransform.Microsoft.Alpha(opacity=80,finishOpacity=100,style=0)';
        div.style.opacity = 0.8;
        div.style.zIndex = 998;
        $('header').appendChild(div);
        div = document.createElement('div'); div.id = 'zoomimglayer';
        div.style.position = 'absolute';
        div.className = 'popupmenu_popup';
        div.style.padding = 0;
        $('pagewindow').appendChild(div);
    }
    zoomobj['srcinfo'] = fetchOffset(obj);
    zoomobj['srcobj'] = obj;
    zoomobj['zimg'] = zimg;
    $('zoomimglayer').style.display = '';
    $('zoomimglayer').style.left = zoomobj['srcinfo']['left'] + 'px';
    $('zoomimglayer').style.top = zoomobj['srcinfo']['top'] + 'px';
    $('zoomimglayer').style.width = zoomobj['srcobj'].width + 'px';
    $('zoomimglayer').style.height = zoomobj['srcobj'].height + 'px';
    $('zoomimglayer').style.filter = 'progid:DXImageTransform.Microsoft.Alpha(opacity=40,finishOpacity=100,style=0)';
    $('zoomimglayer').style.opacity = 0.4;
    $('zoomimglayer').style.zIndex = 999;
    $('zoomimglayer').innerHTML = '<table width="100%" height="100%" cellspacing="0" cellpadding="0"><tr><td align="center" valign="middle"><img src="siteimg/Picbox_loading.gif"></td></tr></table><div style="position:absolute;top:-100000px;visibility:hidden"><img onload="zoomimgresize(this)" src="' + zoomobj['zimg'] + '"></div>';
}
var zoomdragstart = new Array();
var zoomclick = 0;
function zoomdrag(e, op) {
    if (op == 1) {
        zoomclick = 1;
        zoomdragstart = is_ie ? [event.clientX, event.clientY] : [e.clientX, e.clientY];
        zoomdragstart[2] = parseInt($('zoomimglayer').style.left);
        zoomdragstart[3] = parseInt($('zoomimglayer').style.top);
        doane(e);
    } else if (op == 2 && zoomdragstart[0]) {
        zoomclick = 0;
        var zoomdragnow = is_ie ? [event.clientX, event.clientY] : [e.clientX, e.clientY];
        $('zoomimglayer').style.left = (zoomdragstart[2] + zoomdragnow[0] - zoomdragstart[0]) + 'px';
        $('zoomimglayer').style.top = (zoomdragstart[3] + zoomdragnow[1] - zoomdragstart[1]) + 'px';
        doane(e);
    } else if (op == 3) {
        if (zoomclick) zoomclose();
        zoomdragstart = [];
        doane(e);
    }
}
function zoomimgresize(obj) {
    zoomobj['zimginfo'] = [obj.width, obj.height];
    var r = obj.width / obj.height;
    var w = document.body.clientWidth * 0.95;
    w = obj.width > w ? w : obj.width;
    var h = w / r;
    var clientHeight = document.documentElement.clientHeight ? document.documentElement.clientHeight : document.body.clientHeight;
    var scrollTop = document.body.scrollTop ? document.body.scrollTop : document.documentElement.scrollTop;
    if (h > clientHeight) {
        h = clientHeight;
        w = h * r;
    }
    var l = (document.body.clientWidth - w) / 2;
    var t = h < clientHeight ? (clientHeight - h) / 2 : 0;
    t += +scrollTop;
    zoomobj['x'] = (l - zoomobj['srcinfo']['left']) / 5;
    zoomobj['y'] = (t - zoomobj['srcinfo']['top']) / 5;
    zoomobj['w'] = (w - zoomobj['srcobj'].width) / 5;
    zoomobj['h'] = (h - zoomobj['srcobj'].height) / 5;
    $('zoomimglayer').style.filter = '';
    $('zoomimglayer').innerHTML = '';
    setTimeout('zoomST(1)', 5);
}

function zoomST(c) {
    if ($('zoomimglayer').style.display == '') {
        $('zoomimglayer').style.left = (parseInt($('zoomimglayer').style.left) + zoomobj['x']) + 'px';
        $('zoomimglayer').style.top = (parseInt($('zoomimglayer').style.top) + zoomobj['y']) + 'px';
        $('zoomimglayer').style.width = (parseInt($('zoomimglayer').style.width) + zoomobj['w']) + 'px';
        $('zoomimglayer').style.height = (parseInt($('zoomimglayer').style.height) + zoomobj['h']) + 'px';
        var opacity = c * 20;
        $('zoomimglayer').style.filter = 'progid:DXImageTransform.Microsoft.Alpha(opacity=' + opacity + ',finishOpacity=100,style=0)';
        $('zoomimglayer').style.opacity = opacity / 100;
        c++;
        if (c <= 5) {
            setTimeout('zoomST(' + c + ')', 5);
        } else {
            zoomadjust = 1;
            $('zoomimglayer').style.filter = '';
            $('zoomimglayer_bg').style.display = '';
            $('zoomimglayer').innerHTML = '<table cellspacing="0" bgcolor="#ffffff" cellpadding="2" style="BORDER-COLLAPSE: collapse;EMPTY-CELLS: show"><tr><td style="text-align: right;FONT: 12px/1.6em Verdana,Helvetica,Arial,sans-serif; COLOR: #444"><span style="float:left;color:#444444;font:12px/1.6em">鼠标滚轮缩放图片</span> <a href="' + zoomobj['zimg'] + '" target="_blank"><img src="siteimg/Picbox_newwindow.gif" border="0" style="vertical-align: middle" title="在新窗口打开" /></a> <a href="###" onclick="zoomimgadjust(event, 1)"><img src="siteimg/Picbox_resize.gif" border="0" style="vertical-align: middle" title="实际大小" /></a> <a href="###" onclick="zoomclose()"><img style="vertical-align: middle" src="siteimg/Picbox_close.gif" border="0" title="关闭" /></a>&nbsp;</td></tr><tr><td align="center" id="zoomimgbox"><img id="zoomimg" style="cursor: move; margin: 5px;" src="' + zoomobj['zimg'] + '" width="' + $('zoomimglayer').style.width + '" height="' + $('zoomimglayer').style.height + '"></td></tr></table>';
            $('zoomimglayer').style.overflow = 'visible';
            $('zoomimglayer').style.width = $('zoomimglayer').style.height = 'auto';
            if (is_ie) {
                $('zoomimglayer').onmousewheel = zoomimgadjust;
            } else {
                $('zoomimglayer').addEventListener("DOMMouseScroll", zoomimgadjust, false);
            }
            $('zoomimgbox').onmousedown = function(event) { try { zoomdrag(event, 1); } catch (e) { } };
            $('zoomimgbox').onmousemove = function(event) { try { zoomdrag(event, 2); } catch (e) { } };
            $('zoomimgbox').onmouseup = function(event) { try { zoomdrag(event, 3); } catch (e) { } };
        }
    }
}

function zoomimgadjust(e, a) {
    if (!a) {
        if (!e) e = window.event;
        if (e.altKey || e.shiftKey || e.ctrlKey) return;
        var l = parseInt($('zoomimglayer').style.left);
        var t = parseInt($('zoomimglayer').style.top);
        if (e.wheelDelta <= 0 || e.detail > 0) {
            if ($('zoomimg').width <= 200 || $('zoomimg').height <= 200) {
                doane(e); return;
            }
            $('zoomimg').width -= zoomobj['zimginfo'][0] / 10;
            $('zoomimg').height -= zoomobj['zimginfo'][1] / 10;
            l += zoomobj['zimginfo'][0] / 20;
            t += zoomobj['zimginfo'][1] / 20;
        } else {
            if ($('zoomimg').width >= zoomobj['zimginfo'][0]) {
                zoomimgadjust(e, 1); return;
            }
            $('zoomimg').width += zoomobj['zimginfo'][0] / 10;
            $('zoomimg').height += zoomobj['zimginfo'][1] / 10;
            l -= zoomobj['zimginfo'][0] / 20;
            t -= zoomobj['zimginfo'][1] / 20;
        }
    } else {
        var clientHeight = document.documentElement.clientHeight ? document.documentElement.clientHeight : document.body.clientHeight;
        var scrollTop = document.body.scrollTop ? document.body.scrollTop : document.documentElement.scrollTop;
        $('zoomimg').width = zoomobj['zimginfo'][0]; $('zoomimg').height = zoomobj['zimginfo'][1];
        var l = (document.body.clientWidth - $('zoomimg').clientWidth) / 2; l = l > 0 ? l : 0;
        var t = (clientHeight - $('zoomimg').clientHeight) / 2 + scrollTop; t = t > 0 ? t : 0;
    }
    $('zoomimglayer').style.left = l + 'px';
    $('zoomimglayer').style.top = t + 'px';
    $('zoomimglayer_bg').style.height = t + $('zoomimglayer').clientHeight > $('zoomimglayer_bg').clientHeight ? (t + $('zoomimglayer').clientHeight) + 'px' : $('zoomimglayer_bg').style.height;
    doane(e);
}
function zoomclose() {
    $('zoomimglayer').innerHTML = '';
    $('zoomimglayer').style.display = 'none';
    $('zoomimglayer_bg').style.display = 'none';
}

function setIdentify(identify) {
    //identify.style.left = ((document.body.clientWidth - $('wrap').clientWidth)/2 + $('wrap').clientWidth - 400) + 'px';
    identify.style.top = identify.offsetTop + 25 + 'px';
	identify.style.left=$('wrap').offsetWidth/2+300+'px';
}

var tags = new Array();
if (typeof (closedtags) == 'undefined') {
    var closedtags;
}
if (typeof (colorfultags) == 'undefined') {
    var colorfultags;
}

function BOX_show(e, aid) {       //显示
    if ($(e) == null) { return; }
    BOX_layout(e);
    window.onresize = function() { BOX_layout(e); } //改变窗体重新调整位置
    window.onscroll = function() { BOX_layout(e); } //滚动窗体重新调整位置

    if (e == 'attachpaymentlog') {
        loadattachpaymentlog(aid);
    } else if (e == 'buyattach') {
        loadbuyattach(aid);
    }
}

function BOX_remove(e) {       //移除
    window.onscroll = null;
    window.onresize = null;
    //$('BOX_overlay').style.display = "none";
    $(e).style.display = "none";
}

function BOX_layout(e) {       //调整位置
    var a = $(e);
    //    if ($('BOX_overlay') == null) { //判断是否新建遮掩层
    //        var overlay = document.createElement("div");
    //        overlay.setAttribute('id', 'BOX_overlay');
    //        overlay.onclick = function() { BOX_remove(e); };
    //        a.parentNode.appendChild(overlay);
    //    }
    //取客户端左上坐标，宽，高
    var scrollLeft = (document.documentElement.scrollLeft ? document.documentElement.scrollLeft : document.body.scrollLeft);
    var scrollTop = (document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop);
    var clientWidth = document.documentElement.clientWidth;

    var clientHeight = document.documentElement.clientHeight;

    //    var bo = $('BOX_overlay');
    //    bo.style.left = scrollLeft + 'px';
    //    bo.style.top = scrollTop + 'px';
    //    bo.style.width = clientWidth + 'px';
    //    bo.style.height = clientHeight + 'px';
    //    bo.style.display = "";
    //Popup窗口定位
    a.style.position = 'absolute';
    a.style.zIndex = 101;
    a.style.display = "";
    a.style.left = scrollLeft + ((clientWidth - a.offsetWidth) / 2) + 'px';
    a.style.top = scrollTop + ((clientHeight - a.offsetHeight) / 2) + 'px';

}

function getElementsByName(tag, name){
    var returns = document.getElementsByName(name);
    if(returns.length > 0) return returns;
    returns = new Array();
    var e = document.getElementsByTagName(tag);
    for(var i = 0; i < e.length; i++){
        if(e[i].getAttribute("name") == name){
            returns[returns.length] = e[i];
        }
    }
    return returns;
}