function zoomtextarea(objname, zoom) {
	zoomsize = zoom ? 10 : -10;
	obj = document.getElementById(objname);
	if(obj.rows + zoomsize > 0 && obj.cols + zoomsize * 3 > 0) {
		obj.rows += zoomsize;
		obj.cols += zoomsize * 3;
	}
}

//获取分类
function getpostcate(id,itemid) {
	if(id != 0) {
		if(document.str == undefined) document.str = [];
		if(document.str[itemid+'i'+id]) {
			$('cateselect').innerHTML = document.str[itemid+'i'+id];
		} else {
			var x = new Ajax('HTML', 'statusid');
		
			x.get(siteUrl+'/batch.postnews.php?ac=getcate&setid='+id+'&itemid='+itemid, function(s){
					$('cateselect').innerHTML = s;
					document.str[itemid+'i'+id] = s;
			});
		}
	} else {
		$('cateselect').innerHTML = ' ';
	}
}

function set(name,cursel,n){
	  for(i=1;i<=n;i++){
	  var menu=document.getElementById(name+i);
	  var con=document.getElementById(name+"_"+i);
	  menu.className=i==cursel?"hover":"";
	  con.style.display=i==cursel?"block":"none";
	} 
  }
 function showList(id,num){
	if(num == 1){
		document.getElementById(id).style.display = "block";
	}
	else{
		document.getElementById(id).style.display = "none";
	}
}   


/*
	[SupeSite] (C) 2007-2009 Comsenz Inc.
	$Id: ajax.js 13359 2009-09-22 09:06:19Z zhaofei $
*/

var Ajaxs = new Array();
var AjaxStacks = new Array(0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
var ajaxpostHandle = 0;
var evalscripts = new Array();
var ajaxpostresult = 0;

function Ajax(recvType, waitId) {

	for(var stackId = 0; stackId < AjaxStacks.length && AjaxStacks[stackId] != 0; stackId++);
	AjaxStacks[stackId] = 1;

	var aj = new Object();

	aj.loading = 'Loading...';//public
	aj.recvType = recvType ? recvType : 'XML';//public
	aj.waitId = waitId ? $(waitId) : null;//public

	aj.resultHandle = null;//private
	aj.sendString = '';//private
	aj.targetUrl = '';//private
	aj.stackId = 0;
	aj.stackId = stackId;

	aj.setLoading = function(loading) {
		if(typeof loading !== 'undefined' && loading !== null) aj.loading = loading;
	}

	aj.setRecvType = function(recvtype) {
		aj.recvType = recvtype;
	}

	aj.setWaitId = function(waitid) {
		aj.waitId = typeof waitid == 'object' ? waitid : $(waitid);
	}

	aj.createXMLHttpRequest = function() {
		var request = false;
		if(window.XMLHttpRequest) {
			request = new XMLHttpRequest();
			if(request.overrideMimeType) {
				request.overrideMimeType('text/xml');
			}
		} else if(window.ActiveXObject) {
			var versions = ['Microsoft.XMLHTTP', 'MSXML.XMLHTTP', 'Microsoft.XMLHTTP', 'Msxml2.XMLHTTP.7.0', 'Msxml2.XMLHTTP.6.0', 'Msxml2.XMLHTTP.5.0', 'Msxml2.XMLHTTP.4.0', 'MSXML2.XMLHTTP.3.0', 'MSXML2.XMLHTTP'];
			for(var i=0; i<versions.length; i++) {
				try {
					request = new ActiveXObject(versions[i]);
					if(request) {
						return request;
					}
				} catch(e) {}
			}
		}
		return request;
	}

	aj.XMLHttpRequest = aj.createXMLHttpRequest();
	aj.showLoading = function() {
		if(aj.waitId && (aj.XMLHttpRequest.readyState != 4 || aj.XMLHttpRequest.status != 200)) {
			changedisplay(aj.waitId, '');
			aj.waitId.innerHTML = '<span><img src="images/base/loading.gif"> ' + aj.loading + '</span>';
		}
	}

	aj.processHandle = function() {
		if(aj.XMLHttpRequest.readyState == 4 && aj.XMLHttpRequest.status == 200) {
			for(k in Ajaxs) {
				if(Ajaxs[k] == aj.targetUrl) {
					Ajaxs[k] = null;
				}
			}
			if(aj.waitId) changedisplay(aj.waitId, 'none');
			if(aj.recvType == 'HTML') {
				aj.resultHandle(aj.XMLHttpRequest.responseText, aj);
			} else if(aj.recvType == 'XML') {
				try {
					aj.resultHandle(aj.XMLHttpRequest.responseXML.lastChild.firstChild.nodeValue, aj);
				} catch(e) {
					aj.resultHandle('', aj);
				}
			}
			AjaxStacks[aj.stackId] = 0;
		}
	}

	aj.get = function(targetUrl, resultHandle) {	
		if(targetUrl.indexOf('?') != -1) {
			targetUrl = targetUrl + '&inajax=1';
		} else {
			targetUrl = targetUrl + '?inajax=1';
		}
		setTimeout(function(){aj.showLoading()}, 500);
		if(in_array(targetUrl, Ajaxs)) {
			return false;
		} else {
			Ajaxs.push(targetUrl);
		}
		aj.targetUrl = targetUrl;
		aj.XMLHttpRequest.onreadystatechange = aj.processHandle;
		aj.resultHandle = resultHandle;
		var delay = 100;
		if(window.XMLHttpRequest) {
			setTimeout(function(){
			aj.XMLHttpRequest.open('GET', aj.targetUrl);
			aj.XMLHttpRequest.send(null);}, delay);
		} else {
			setTimeout(function(){
			aj.XMLHttpRequest.open("GET", targetUrl, true);
			aj.XMLHttpRequest.send();}, delay);
		}

	}
	aj.post = function(targetUrl, sendString, resultHandle) {
		if(targetUrl.indexOf('?') != -1) {
			targetUrl = targetUrl + '&inajax=1';
		} else {
			targetUrl = targetUrl + '?inajax=1';
		}
		setTimeout(function(){aj.showLoading()}, 500);
		if(in_array(targetUrl, Ajaxs)) {
			return false;
		} else {
			Ajaxs.push(targetUrl);
		}
		aj.targetUrl = targetUrl;
		aj.sendString = sendString;
		aj.XMLHttpRequest.onreadystatechange = aj.processHandle;
		aj.resultHandle = resultHandle;
		aj.XMLHttpRequest.open('POST', targetUrl);
		aj.XMLHttpRequest.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
		aj.XMLHttpRequest.send(aj.sendString);
	}
	return aj;
}

function newfunction(func){
	var args = new Array();
	for(var i=1; i<arguments.length; i++) args.push(arguments[i]);
	return function(event){
		doane(event);
		window[func].apply(window, args);
		return false;
	}
}

function changedisplay(obj, display) {
	if(display == 'auto') {
		obj.style.display = obj.style.display == '' ? 'none' : '';
	} else {
		obj.style.display = display;
	}
	return false;
}

function evalscript(s) {
	if(s.indexOf('<script') == -1) return s;
	var p = /<script[^\>]*?>([^\x00]*?)<\/script>/ig;
	var arr = new Array();
	while(arr = p.exec(s)) {
		var p1 = /<script[^\>]*?src=\"([^\>]*?)\"[^\>]*?(reload=\"1\")?(?:charset=\"([\w\-]+?)\")?><\/script>/i;
		var arr1 = new Array();
		arr1 = p1.exec(arr[0]);
		if(arr1) {
			appendscript(arr1[1], '', arr1[2], arr1[3]);
		} else {
			p1 = /<script(.*?)>([^\x00]+?)<\/script>/i;
			arr1 = p1.exec(arr[0]);
			//获取字符集
			var re = /charset=\"([\w\-]+?)\"/i;
			var charsetarr = re.exec(arr1[1]);
			//appendscript('', arr1[2], arr1[1].indexOf('reload=') != -1, charsetarr[1]);
		}
	}
	return s;
}

function appendscript(src, text, reload, charset) {
	var id = hash(src + text);
	if(!reload && in_array(id, evalscripts)) return;
	if(reload && $(id)) {
		$(id).parentNode.removeChild($(id));
	}

	evalscripts.push(id);
	var scriptNode = document.createElement("script");
	scriptNode.type = "text/javascript";
	scriptNode.id = id;
	scriptNode.charset = charset;
	try {
		if(src) {
			scriptNode.src = src;
		} else if(text){
			scriptNode.text = text;
		}
		$('append_parent').appendChild(scriptNode);
	} catch(e) {}
}

function stripscript(s) {
	return s.replace(/<script.*?>.*?<\/script>/ig, '');
}