中观在线zol的后台管理代码

				/*
					[Discuz!] (C)2001-2007 Comsenz Inc.
					This is NOT a freeware, use is subject to license terms
				
					$RCSfile: common.js,v $
					$Revision: 1.103 $
					$Date: 2007/07/30 09:16:52 $
				*/
				
				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);
				
				function $(id) {
					return document.getElementById(id);
				}
				
				Array.prototype.push = function(value) {
					this[this.length] = value;
					return this.length;
				}
				
				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 && e.name != checkall && (!prefix || (prefix && e.name.match(prefix)))) {
							e.checked = form.elements[checkall].checked;
						}
					}
				}
				
				function doane(event) {
					e = event ? event : window.event;
					if(is_ie) {
						e.returnValue = false;
						e.cancelBubble = true;
					} else if(e) {
						e.stopPropagation();
						e.preventDefault();
					}
				}
				
				function fetchCheckbox(cbn) {
					return $(cbn) && $(cbn).checked == true ? 1 : 0;
				}
				
				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 thumbImg(obj) {
					var zw = obj.width;
					var zh = obj.height;
					if(is_ie && zw == 0 && zh == 0) {
						var matches
						re = /width=(["']?)(\d+)(\1)/i
						matches = re.exec(obj.outerHTML);
						zw = matches[2];
						re = /height=(["']?)(\d+)(\1)/i
						matches = re.exec(obj.outerHTML);
						zh = matches[2];
					}
					obj.resized = true;
					obj.style.width = zw + 'px';
					obj.style.height = 'auto';
					if(obj.offsetHeight > zh) {
						obj.style.height = zh + 'px';
						obj.style.width = 'auto';
					}
					if(is_ie) {
						var imgid = 'img_' + Math.random();
						obj.id = imgid;
						setTimeout('try {if ($(\''+imgid+'\').offsetHeight > '+zh+') {$(\''+imgid+'\').style.height = \''+zh+'px\';$(\''+imgid+'\').style.width = \'auto\';}} catch(e){}', 1000);
					}
					obj.onload = null;
				}
				
				function imgzoom(obj) {}
				
				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 setcopy(text, alertmsg){
					if(is_ie) {
						clipboardData.setData('Text', text);
						alert(alertmsg);
					} else if(prompt('Press Ctrl+C Copy to Clipboard', text)) {
						alert(alertmsg);
					}
				}
				
				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 setcookie(cookieName, cookieValue, seconds, path, domain, secure) {
					var expires = new Date();
					expires.setTime(expires.getTime() + seconds);
					document.cookie = escape(cookieName) + '=' + escape(cookieValue)
						+ (expires ? '; expires=' + expires.toGMTString() : '')
						+ (path ? '; path=' + path : '/')
						+ (domain ? '; domain=' + domain : '')
						+ (secure ? '; secure' : '');
				}
				
				function strlen(str) {
					return (is_ie && str.indexOf('\n') != -1) ? str.replace(/\r?\n/g, '_').length : str.length;
				}
				
				function updatestring(str1, str2, clear) {
					str2 = '_' + str2 + '_';
					return clear ? str1.replace(str2, '') : (str1.indexOf(str2) == -1 ? str1 + str2 : str1);
				}
				
				function toggle_collapse(objname, noimg) {
					var obj = $(objname);
					obj.style.display = obj.style.display == '' ? 'none' : '';
					if(!noimg) {
						var img = $(objname + '_img');
						img.src = img.src.indexOf('_yes.gif') == -1 ? img.src.replace(/_no\.gif/, '_yes\.gif') : img.src.replace(/_yes\.gif/, '_no\.gif')
					}
					var collapsed = getcookie('discuz_collapse');
					collapsed =  updatestring(collapsed, objname, !obj.style.display);
					setcookie('discuz_collapse', collapsed, (collapsed ? 86400 * 30 : -(86400 * 30 * 1000)));
				}
				
				function trim(str) {
					return (str + '').replace(/(\s+)$/g, '').replace(/^\s+/g, '');
				}
				
				function updateseccode() {
					type = seccodedata[2];
					var rand = Math.random();
					if(type == 2) {
						$('seccodeimage').innerHTML = ''
							+ ''
							+ '';
					} else {
						$('seccodeimage').innerHTML = '';
					}
				}
				
				function updatesecqaa() {
					var x = new Ajax();
					x.get('ajax.php?action=updatesecqaa&inajax=1', function(s) {
						$('secquestion').innerHTML = s;
					});
				}
				
				function _attachEvent(obj, evt, func) {
					if(obj.addEventListener) {
						obj.addEventListener(evt, func, false);
					} else if(obj.attachEvent) {
						obj.attachEvent("on" + evt, func);
					}
				}