String.prototype.getQuery = function(name) 
{ 
　　var reg = new RegExp("(^|&)"+ name +"=([^&]*)(&|$)"); 
　　var r = this.substr(this.indexOf("\?")+1).match(reg); 
　　if (r!=null) return unescape(r[2]); return null; 
} 
function showOpt(tbname,j){
	var Tbr_Id = new Array(tbname+"0",tbname+"1",tbname+"2",tbname+"3",tbname+"4",tbname+"5",tbname+"6",tbname+"7",tbname+"8");
	for(var i = 0;i<9;i++){
		if(document.getElementById(Tbr_Id[i])){
			if(i == j) {
				document.getElementById(Tbr_Id[i]).style.display = "block";
			}else{
				document.getElementById(Tbr_Id[i]).style.display = "none";
			}
		}
	}
}

//css轮换
function changeCSS(tbname,j,css1,css2){
	var Tbr_Id = new Array(tbname+"0",tbname+"1",tbname+"2",tbname+"3",tbname+"4",tbname+"5",tbname+"6",tbname+"7",tbname+"8");
			for(var i = 0;i<9;i++){
			if(document.getElementById(Tbr_Id[i])){
				if(i == j) {
					document.getElementById(Tbr_Id[i]).className = css1;
					document.q.ok.value='保存';
					//alert(css1);
				}else{
					document.getElementById(Tbr_Id[i]).className = css2;
					document.q.ok.value='聊啦';
				}
			}
		}
	}
	
function isNumber(oNum) 
   { 
  if(!oNum) return false; 
  var strP=/^\d+(\.\d+)?$/; 
  if(!strP.test(oNum)) return false; 
  try{ 
  if(parseFloat(oNum)!=oNum) return false; 
  } 
  catch(ex) 
  { 
   return false; 
  } 
  return true; 
   }
	
function chkit(){
	if(document.q.qqnum.value==""){
		document.q.qqnum.value="在此输入QQ号码";
		}
	}
function chkit1(){
	if(document.q.qqnum.value=="在此输入QQ号码"){
		document.q.qqnum.value="";
		}
	}
function copyt(txt) { 
    window.clipboardData.setData("text",txt); 
	alert('QQ用户临时会话地址复制成功，使用CTRL+V粘贴即可使用。\n提示：只要在浏览器输入该地址，回车就可以和该用户聊天！');
	}
function qqtalk(qq)
{
	this.qchk.location.href='tencent://message/?uin='+qq+'&Site=qqta.net&Menu=yes';
	}
function subchk(){
	qqnumber=document.q.qqnum.value;
	//alert(qqnumber);
	document.getElementById('tip').style.display = "block";
	if(!isNumber(qqnumber)){document.getElementById('tiptext').innerHTML='<span class=\"red\">提示：请输入正确的QQ号码！</span>';return false}
	if(qqnumber!=="")
		{
			addCookie('qqs');
			//  if(parseInt(getCookie('qqs'))>30){document.getElementById('tiptext').innerHTML='<span class=\"red\">提示：为了防止恶意行为，每天对话不能超过30次！</span>【<a href=\"reg/\" href=\"_blank\">注册为会员</a>不受此限制】';return false}
			var url='http://qqta.net/'+qqnumber;
			//alert(url);
			document.getElementById('tiptext').innerHTML='QQ用户<span class=\"red\">'+qqnumber+'</span>的临时会话地址：<span class=\"gr\">http://qqta.net/'+qqnumber+'</span>【<span class=\"red\"><a href=\"javascript:copyt(\''+url+'\')\">复制</span></a>】【<span class=\"red\"><a href=\"/user/user_add.php?q='+qqnumber+'\" title=\"保存记录\" rel=\"gb_page_center[320,250]\">保存</a></span>】';
		//	alert('<a href=\"/user/user_add.php?q='+qqnumber+'\" title=\"保存记录\" rel=\"gb_page_center[320,250]\">保存</a>');
			this.qchk.location.href='tencent://message/?uin='+qqnumber+'&Site=qqta.net&Menu=yes';
		}
		else{
			document.getElementById('tiptext').innerHTML='<span class=\"red\">提示：请输入正确的QQ号码！</span>';
			}
	}

function addCookie(objName){//添加cookie
	if(typeof(getCookie(objName))!= 'undefined')
	{
			var dc=parseInt(getCookie(objName))+1;
		}else{
			var dc=1;
	}
   var str = objName + "=" + escape(dc);
    var date = new Date();
	var   Days   =   1; 
    var ms = Days*12*60*60*1000;
    date.setTime(date.getTime() + ms);
    str += "; expires=" + date.toGMTString();
   document.cookie = str;
  }
  
  function getCookie(objName){//获取指定名称的cookie的值
   var arrStr = document.cookie.split("; ");
   for(var i = 0;i < arrStr.length;i ++){
    var temp = arrStr[i].split("=");
    if(temp[0] == objName) return unescape(temp[1]);
   } 
  }
  
 function regchk()
{
if (document.reg.qqnum.value=="")
  {
    alert("请填写您的QQ号码(5-10位数字)!");
    document.reg.qqnum.focus();
    return false;
  }
  if(escape(document.reg.u_name.value).indexOf("%u")!=-1)
  {
    alert("用户名只允许3位以上英文字母和数字组成!");
    document.reg.u_name.focus();
	//document.getElementById("chkname").innerHTML="<img src=images/error.gif ><span class=style2>用户名不允许有中文字符。</span>";
    return false; 
  }
  
if (document.reg.u_name.value.length<3)
  {
    alert("用户名至少3位以上的字母和数字");
    document.reg.u_name.focus();
    return false;
  }
if (document.reg.pwd.value=="")
  {
    alert("请填写登录的密码!");
    document.reg.pwd.focus();
    return false;
  }
if (document.reg.pwd.value.length<6)
  {
    alert("为了用户的安全，密码至少要6位以上!");
    document.reg.pwd.focus();
    return false;
  }
  if (document.reg.pwd.value!==document.reg.chkpwd.value)
  {
    alert("请检查确认密码和密码是否一致!");
    document.reg.pwd.focus();
    return false;
  }
if (document.reg.code.value=="")
  {
    alert("请填写正确的验证码!");
	document.reg.code.focus();
    return false;
  }
else{
return true;
}
}

function loginchk()
{
if (document.login.qqnum.value=="")
  {
    alert("请填写您的QQ号码(5-10位数字)!");
    document.login.qqnum.focus();
    return false;
  }
if (document.login.pwd.value.length<6)
  {
    alert("请填写6位以上的登录的密码!");
    document.login.pwd.focus();
    return false;
  }

else{
return true;
}
}
function addchk()
{
if (document.add.qqnum.value=="")
  {
    alert("请输入需要保存的QQ号码(5-10位数字)!");
    document.add.qqnum.focus();
    return false;
  }
else{
return true;
}
}

function changchk()
{
if (document.cpwd.oldpwd.value=="")
  {
    alert("请输入原先的密码!");
    document.cpwd.oldpwd.focus();
    return false;
  }
  if (document.cpwd.newpwd.value=="")
  {
    alert("请输入新的密码!");
    document.cpwd.newpwd.focus();
    return false;
  }
  if (document.cpwd.chkpwd.value=="")
  {
    alert("请再次输入新密码!");
    document.cpwd.chkpwd.focus();
    return false;
  }
  if (document.cpwd.pwd.value!==document.cpwd.chkpwd.value)
  {
    alert("请检查确认密码和密码是否一致!");
    document.reg.pwd.focus();
    return false;
  }
else{
return true;
}
}

function qq(q)
{
	this.location.href='tencent://message/?uin='+q+'&Site=qqta.net&Menu=yes';
	setTimeout("refresh()",100) ;
}
	
	function refresh(){
	//this.location.href='http://qqta.net';
	//window.close();
	}