// JavaScript Document
var BROWSER = {};
var USERAGENT = navigator.userAgent.toLowerCase();
browserVersion({'ie':'msie','firefox':'','chrome':'','opera':'','safari':'','mozilla':'','webkit':'','maxthon':'','qq':'qqbrowser'});
if(BROWSER.safari) {
	BROWSER.firefox = true;
}
BROWSER.opera = BROWSER.opera ? opera.version() : 0;

HTMLNODE = document.getElementsByTagName('head')[0].parentNode;
if(BROWSER.ie) {
	BROWSER.iemode = parseInt(typeof document.documentMode != 'undefined' ? document.documentMode : BROWSER.ie);
	HTMLNODE.className = 'ie_all ie' + BROWSER.iemode;
}

var JSMENU = [];
JSMENU['active'] = [];
JSMENU['timer'] = [];
JSMENU['drag'] = [];
JSMENU['layer'] = 0;
JSMENU['zIndex'] = {'win':200,'menu':300,'dialog':400,'prompt':500};
JSMENU['float'] = '';

var EXTRAFUNC = [], EXTRASTR = '';
EXTRAFUNC['showmenu'] = [];

function showMenu(v) {
	var ctrlid = isUndefined(v['ctrlid']) ? v : v['ctrlid'];
	var showid = isUndefined(v['showid']) ? ctrlid : v['showid'];
	var menuid = isUndefined(v['menuid']) ? showid + '_menu' : v['menuid'];
	var ctrlObj = $(ctrlid);
	var menuObj = $(menuid);
	if(!menuObj) return;
	var mtype = isUndefined(v['mtype']) ? 'menu' : v['mtype'];
	var evt = isUndefined(v['evt']) ? 'mouseover' : v['evt'];
	var pos = isUndefined(v['pos']) ? '43' : v['pos'];
	var layer = isUndefined(v['layer']) ? 1 : v['layer'];
	var duration = isUndefined(v['duration']) ? 2 : v['duration'];
	var timeout = isUndefined(v['timeout']) ? 250 : v['timeout'];
	var maxh = isUndefined(v['maxh']) ? 600 : v['maxh'];
	var cache = isUndefined(v['cache']) ? 1 : v['cache'];
	var drag = isUndefined(v['drag']) ? '' : v['drag'];
	var dragobj = drag && $(drag) ? $(drag) : menuObj;
	var fade = isUndefined(v['fade']) ? 0 : v['fade'];
	var cover = isUndefined(v['cover']) ? 0 : v['cover'];
	var zindex = isUndefined(v['zindex']) ? JSMENU['zIndex']['menu'] : v['zindex'];
	var ctrlclass = isUndefined(v['ctrlclass']) ? '' : v['ctrlclass'];
	var winhandlekey = isUndefined(v['win']) ? '' : v['win'];
	zindex = cover ? zindex + 500 : zindex;
	if(typeof JSMENU['active'][layer] == 'undefined') {
		JSMENU['active'][layer] = [];
	}

	for(i in EXTRAFUNC['showmenu']) {
		try {
			eval(EXTRAFUNC['showmenu'][i] + '()');
		} catch(e) {}
	}

	if(evt == 'click' && in_array(menuid, JSMENU['active'][layer]) && mtype != 'win') {
		hideMenu(menuid, mtype);
		return;
	}
	if(mtype == 'menu') {
		hideMenu(layer, mtype);
	}

	if(ctrlObj) {
		if(!ctrlObj.getAttribute('initialized')) {
			ctrlObj.setAttribute('initialized', true);
			ctrlObj.unselectable = true;

			ctrlObj.outfunc = typeof ctrlObj.onmouseout == 'function' ? ctrlObj.onmouseout : null;
			ctrlObj.onmouseout = function() {
				if(this.outfunc) this.outfunc();
				if(duration < 3 && !JSMENU['timer'][menuid]) {
					JSMENU['timer'][menuid] = setTimeout(function () {
						hideMenu(menuid, mtype);
					}, timeout);
				}
			};

			ctrlObj.overfunc = typeof ctrlObj.onmouseover == 'function' ? ctrlObj.onmouseover : null;
			ctrlObj.onmouseover = function(e) {
				doane(e);
				if(this.overfunc) this.overfunc();
				if(evt == 'click') {
					clearTimeout(JSMENU['timer'][menuid]);
					JSMENU['timer'][menuid] = null;
				} else {
					for(var i in JSMENU['timer']) {
						if(JSMENU['timer'][i]) {
							clearTimeout(JSMENU['timer'][i]);
							JSMENU['timer'][i] = null;
						}
					}
				}
			};
		}
	}

	if(!menuObj.getAttribute('initialized')) {
		menuObj.setAttribute('initialized', true);
		menuObj.ctrlkey = ctrlid;
		menuObj.mtype = mtype;
		menuObj.layer = layer;
		menuObj.cover = cover;
		if(ctrlObj && ctrlObj.getAttribute('fwin')) {menuObj.scrolly = true;}
		menuObj.style.position = 'absolute';
		menuObj.style.zIndex = zindex + layer;
		menuObj.onclick = function(e) {
			return doane(e, 0, 1);
		};
		if(duration < 3) {
			if(duration > 1) {
				menuObj.onmouseover = function() {
					clearTimeout(JSMENU['timer'][menuid]);
					JSMENU['timer'][menuid] = null;
				};
			}
			if(duration != 1) {
				menuObj.onmouseout = function() {
					JSMENU['timer'][menuid] = setTimeout(function () {
						hideMenu(menuid, mtype);
					}, timeout);
				};
			}
		}
		if(cover) {
			var coverObj = document.createElement('div');
			coverObj.id = menuid + '_cover';
			coverObj.style.position = 'absolute';
			coverObj.style.zIndex = menuObj.style.zIndex - 1;
			coverObj.style.left = coverObj.style.top = '0px';
			coverObj.style.width = '100%';
			coverObj.style.height = Math.max(document.documentElement.clientHeight, document.body.offsetHeight) + 'px';
			coverObj.style.backgroundColor = '#000';
			coverObj.style.filter = 'progid:DXImageTransform.Microsoft.Alpha(opacity=50)';
			coverObj.style.opacity = 0.5;
			coverObj.onclick = function () { hideMenu(); };
			$('append_parent').appendChild(coverObj);
			_attachEvent(window, 'load', function () {
				coverObj.style.height = Math.max(document.documentElement.clientHeight, document.body.offsetHeight) + 'px';
			}, document);
		}
	}
	if(drag) {
		dragobj.style.cursor = 'move';
		dragobj.onmousedown = function(event) {try{dragMenu(menuObj, event, 1);}catch(e){}};
	}

	if(cover) $(menuid + '_cover').style.display = '';
	if(fade) {
		var O = 0;
		var fadeIn = function(O) {
			if(O > 100) {
				clearTimeout(fadeInTimer);
				return;
			}
			menuObj.style.filter = 'progid:DXImageTransform.Microsoft.Alpha(opacity=' + O + ')';
			menuObj.style.opacity = O / 100;
			O += 20;
			var fadeInTimer = setTimeout(function () {
				fadeIn(O);
			}, 40);
		};
		fadeIn(O);
		menuObj.fade = true;
	} else {
		menuObj.fade = false;
	}
	menuObj.style.display = '';
	if(ctrlObj && ctrlclass) {
		ctrlObj.className += ' ' + ctrlclass;
		menuObj.setAttribute('ctrlid', ctrlid);
		menuObj.setAttribute('ctrlclass', ctrlclass);
	}
	if(pos != '*') {
		setMenuPosition(showid, menuid, pos);
	}
	if(BROWSER.ie && BROWSER.ie < 7 && winhandlekey && $('fwin_' + winhandlekey)) {
		$(menuid).style.left = (parseInt($(menuid).style.left) - parseInt($('fwin_' + winhandlekey).style.left)) + 'px';
		$(menuid).style.top = (parseInt($(menuid).style.top) - parseInt($('fwin_' + winhandlekey).style.top)) + 'px';
	}
	if(maxh && menuObj.scrollHeight > maxh) {
		menuObj.style.height = maxh + 'px';
		if(BROWSER.opera) {
			menuObj.style.overflow = 'auto';
		} else {
			menuObj.style.overflowY = 'auto';
		}
	}

	if(!duration) {
		setTimeout('hideMenu(\'' + menuid + '\', \'' + mtype + '\')', timeout);
	}

	if(!in_array(menuid, JSMENU['active'][layer])) JSMENU['active'][layer].push(menuid);
	menuObj.cache = cache;
	if(layer > JSMENU['layer']) {
		JSMENU['layer'] = layer;
	}
}

function setMenuPosition(showid, menuid, pos) {
	var showObj = $(showid);
	var menuObj = menuid ? $(menuid) : $(showid + '_menu');
	if(isUndefined(pos) || !pos) pos = '43';
	var basePoint = parseInt(pos.substr(0, 1));
	var direction = parseInt(pos.substr(1, 1));
	var important = pos.indexOf('!') != -1 ? 1 : 0;
	var sxy = 0, sx = 0, sy = 0, sw = 0, sh = 0, ml = 0, mt = 0, mw = 0, mcw = 0, mh = 0, mch = 0, bpl = 0, bpt = 0;

	if(!menuObj || (basePoint > 0 && !showObj)) return;
	if(showObj) {
		sxy = fetchOffset(showObj);
		sx = sxy['left'];
		sy = sxy['top'];
		sw = showObj.offsetWidth;
		sh = showObj.offsetHeight;
	}
	mw = menuObj.offsetWidth;
	mcw = menuObj.clientWidth;
	mh = menuObj.offsetHeight;
	mch = menuObj.clientHeight;

	switch(basePoint) {
		case 1:
			bpl = sx;
			bpt = sy;
			break;
		case 2:
			bpl = sx + sw;
			bpt = sy;
			break;
		case 3:
			bpl = sx + sw;
			bpt = sy + sh;
			break;
		case 4:
			bpl = sx;
			bpt = sy + sh;
			break;
	}
	switch(direction) {
		case 0:
			menuObj.style.left = (document.body.clientWidth - menuObj.clientWidth) / 2 + 'px';
			mt = (document.documentElement.clientHeight - menuObj.clientHeight) / 2;
			break;
		case 1:
			ml = bpl - mw;
			mt = bpt - mh;
			break;
		case 2:
			ml = bpl;
			mt = bpt - mh;
			break;
		case 3:
			ml = bpl;
			mt = bpt;
			break;
		case 4:
			ml = bpl - mw;
			mt = bpt;
			break;
	}
	var scrollTop = Math.max(document.documentElement.scrollTop, document.body.scrollTop);
	var scrollLeft = Math.max(document.documentElement.scrollLeft, document.body.scrollLeft);
	if(!important) {
		if(in_array(direction, [1, 4]) && ml < 0) {
			ml = bpl;
			if(in_array(basePoint, [1, 4])) ml += sw;
		} else if(ml + mw > scrollLeft + document.body.clientWidth && sx >= mw) {
			ml = bpl - mw;
			if(in_array(basePoint, [2, 3])) {
				ml -= sw;
			} else if(basePoint == 4) {
				ml += sw;
			}
		}
		if(in_array(direction, [1, 2]) && mt < 0) {
			mt = bpt;
			if(in_array(basePoint, [1, 2])) mt += sh;
		} else if(mt + mh > scrollTop + document.documentElement.clientHeight && sy >= mh) {
			mt = bpt - mh;
			if(in_array(basePoint, [3, 4])) mt -= sh;
		}
	}
	if(pos.substr(0, 3) == '210') {
		ml += 69 - sw / 2;
		mt -= 5;
		if(showObj.tagName == 'TEXTAREA') {
			ml -= sw / 2;
			mt += sh / 2;
		}
	}
	if(direction == 0 || menuObj.scrolly) {
		if(BROWSER.ie && BROWSER.ie < 7) {
			if(direction == 0) mt += scrollTop;
		} else {
			if(menuObj.scrolly) mt -= scrollTop;
			menuObj.style.position = 'fixed';
		}
	}
	if(ml) menuObj.style.left = ml + 'px';
	if(mt) menuObj.style.top = mt + 'px';
	if(direction == 0 && BROWSER.ie && !document.documentElement.clientHeight) {
		menuObj.style.position = 'absolute';
		menuObj.style.top = (document.body.clientHeight - menuObj.clientHeight) / 2 + 'px';
	}
	if(menuObj.style.clip && !BROWSER.opera) {
		menuObj.style.clip = 'rect(auto, auto, auto, auto)';
	}
}

function fetchOffset(obj, mode) {
	var left_offset = 0, top_offset = 0, mode = !mode ? 0 : mode;

	if(obj.getBoundingClientRect && !mode) {
		var rect = obj.getBoundingClientRect();
		var scrollTop = Math.max(document.documentElement.scrollTop, document.body.scrollTop);
		var scrollLeft = Math.max(document.documentElement.scrollLeft, document.body.scrollLeft);
		if(document.documentElement.dir == 'rtl') {
			scrollLeft = scrollLeft + document.documentElement.clientWidth - document.documentElement.scrollWidth;
		}
		left_offset = rect.left + scrollLeft - document.documentElement.clientLeft;
		top_offset = rect.top + scrollTop - document.documentElement.clientTop;
	}
	if(left_offset <= 0 || top_offset <= 0) {
		left_offset = obj.offsetLeft;
		top_offset = obj.offsetTop;
		while((obj = obj.offsetParent) != null) {
			position = getCurrentStyle(obj, 'position', 'position');
			if(position == 'relative') {
				continue;
			}
			left_offset += obj.offsetLeft;
			top_offset += obj.offsetTop;
		}
	}
	return {'left' : left_offset, 'top' : top_offset};
}

function hideMenu(attr, mtype) {
	attr = isUndefined(attr) ? '' : attr;
	mtype = isUndefined(mtype) ? 'menu' : mtype;
	if(attr == '') {
		for(var i = 1; i <= JSMENU['layer']; i++) {
			hideMenu(i, mtype);
		}
		return;
	} else if(typeof attr == 'number') {
		for(var j in JSMENU['active'][attr]) {
			hideMenu(JSMENU['active'][attr][j], mtype);
		}
		return;
	}else if(typeof attr == 'string') {
		var menuObj = $(attr);
		if(!menuObj || (mtype && menuObj.mtype != mtype)) return;
		var ctrlObj = '', ctrlclass = '';
		if((ctrlObj = $(menuObj.getAttribute('ctrlid'))) && (ctrlclass = menuObj.getAttribute('ctrlclass'))) {
			var reg = new RegExp(' ' + ctrlclass);
			ctrlObj.className = ctrlObj.className.replace(reg, '');
		}
		clearTimeout(JSMENU['timer'][attr]);
		var hide = function() {
			if(menuObj.cache) {
				if(menuObj.style.visibility != 'hidden') {
					menuObj.style.display = 'none';
					if(menuObj.cover) $(attr + '_cover').style.display = 'none';
				}
			}else {
				menuObj.parentNode.removeChild(menuObj);
				if(menuObj.cover) $(attr + '_cover').parentNode.removeChild($(attr + '_cover'));
			}
			var tmp = [];
			for(var k in JSMENU['active'][menuObj.layer]) {
				if(attr != JSMENU['active'][menuObj.layer][k]) tmp.push(JSMENU['active'][menuObj.layer][k]);
			}
			JSMENU['active'][menuObj.layer] = tmp;
		};
		if(menuObj.fade) {
			var O = 100;
			var fadeOut = function(O) {
				if(O == 0) {
					clearTimeout(fadeOutTimer);
					hide();
					return;
				}
				menuObj.style.filter = 'progid:DXImageTransform.Microsoft.Alpha(opacity=' + O + ')';
				menuObj.style.opacity = O / 100;
				O -= 20;
				var fadeOutTimer = setTimeout(function () {
					fadeOut(O);
				}, 40);
			};
			fadeOut(O);
		} else {
			hide();
		}
	}
}

function doane(event, preventDefault, stopPropagation) {
	var preventDefault = isUndefined(preventDefault) ? 1 : preventDefault;
	var stopPropagation = isUndefined(stopPropagation) ? 1 : stopPropagation;
	e = event ? event : window.event;
	if(!e) {
		e = getEvent();
	}
	if(!e) {
		return null;
	}
	if(preventDefault) {
		if(e.preventDefault) {
			e.preventDefault();
		} else {
			e.returnValue = false;
		}
	}
	if(stopPropagation) {
		if(e.stopPropagation) {
			e.stopPropagation();
		} else {
			e.cancelBubble = true;
		}
	}
	return e;
}

function browserVersion(types) {
	var other = 1;
	for(i in types) {
		var v = types[i] ? types[i] : i;
		if(USERAGENT.indexOf(v) != -1) {
			var re = new RegExp(v + '(\\/|\\s)([\\d\\.]+)', 'ig');
			var matches = re.exec(USERAGENT);
			var ver = matches != null ? matches[2] : 0;
			other = ver !== 0 && v != 'mozilla' ? 0 : other;
		}else {
			var ver = 0;
		}
		eval('BROWSER.' + i + '= ver');
	}
	BROWSER.other = other;
}

function isUndefined(variable) {
	return typeof variable == 'undefined' ? true : false;
}
function in_array(needle, haystack) {
	if(typeof needle == 'string' || typeof needle == 'number') {
		for(var i in haystack) {
			if(haystack[i] == needle) {
					return true;
			}
		}
	}
	return false;
}
function $(id) {
	return !id ? null : document.getElementById(id);
}

function isLogDiv(){
	var div = ' <div class="ptm pbw hm">请 <A class=xi2 href="/user/log"><STRONG>登录</STRONG></A> 后使用快捷导航<BR>没有帐号？<A class="xi2 xw1" href="/user/reg">立即注册</A>';
	if(getCookie('xhelpcn')!="")
		div=' <ul><li><a href="/u_info/list" target="_blank">[资料管理]</a></li><li><a href="/u_info/add" target="_blank">[上传资料]</a></li><li><a href="/u_demand/list" target="_blank">[需求管理]</a></li><li><a href="<?php echo url::base()?>u_demand/add" target="_blank">[需求提交]</a></li><li><a href="/u_user/mod" target="_blank">[个人资料]</a></li><li><a href="/user/logout">[退出登录]</a></li></ul>';
	document.write(div);
}

//参数：name - cookie name
//返回：cookie value(若不存在，则返回"")
function getCookie(name)
{
	var search;
	search = name + "=";
	offset = document.cookie.indexOf(search);
	if (offset != -1) {
		offset += search.length;
		end = document.cookie.indexOf(";", offset);
		if (end == -1)
			end = document.cookie.length;
		end = document.cookie.indexOf("&", offset);
		if (end == -1)
			end = document.cookie.length;
		return document.cookie.substring(offset, end);
	}
	else
		return "";
}