function ClickMsn(Msn)
{
	//window.blank;
	//window.location ="/Redirect/MsnMessageShow.Aspx?Msn="+Msn;
	try
	{
		IMessenger.InstantMessage(Msn);
	}
	catch(e)
	{
		alert("您还没有安装Msn Message!");
		
	}
}


	<!--alibaba 贸易通在线显示-->

function checkAlitalk(userId)
{
    //判断浏览者是否安装了贸易通
    if (NewCheckAlitalkInstalled())
	{
        window.location = "Alitalk:SendIM?"+userId;
    }else{
		alert("您还没有安装贸易通,请先安装贸易通!")
    }
	
}
function NewCheckAlitalkInstalled() 
{
  var obj;
  try {
  obj = new ActiveXObject("AlitalkSetup.Install");
  }
	  catch(e) {
  }
  if (null!=obj) {
    return true;
  }
  else {
    return false;
  }
}

		<!--qq在线状态显示-->

function IsInstallQQ()
{
	try
	{
		var xmlhttp=new ActiveXObject("TimwpDll.TimwpCheck");
		return true;
	}
	catch(e)
	{
		window.location='http://is.qq.com/webpresence/up_alarm.shtml';
		return false;
	}
	return false;
}

function QQClick(qqnum)
{
	var boolFals=IsInstallQQ(); 
	if(boolFals==true)
	{ 
		//location.href='tencent://Message/?Menu=Yes&Uin='+qqnum+'&url=http://china.21cpp.com';
		///Uin qq号码,[临时对话窗口]websitename  来源网站名称 ， url tm对话框右侧嵌入网页 
		location.href="Tencent://Message/?&websitename=中国赠品网&Uin="+qqnum;
	};
}