getbrowsertype.js

sip代理服务器实现

/***********************************************************************************
'*****  Filename:  Scripts/GetBrowserType.js                                   *****
'*****  Function:  Gets Browser Type                                           *****
'*****                                                                         *****
'*****  Copyright (c) 2000 Interactive Intelligence Inc (All Rights Reserved)  *****
'**********************************************************************************/

function BrowserType()
{
  this.isNetscape  = false;
  this.isIE        = false;
  this.isOther     = false;
  this.isNetscape4 = false;
  this.isNetscape5 = false;
  this.isIE4       = false;
  this.isIE5       = false;

  //determine which browser the user is using
  if (parseInt(navigator.appVersion) >= 4) 
  {
    if(navigator.appName == "Netscape") 
    {
      this.isNetscape = true;
	  if (parseInt(navigator.appVersion) >=5)
	    this.isNetscape5 = true;
	  else
	    this.isNetscape4 = true;
    }else if (navigator.appName == "Microsoft Internet Explorer"){
      this.isIE = true;
	  if (navigator.appVersion >=5)
	    this.isIE5 = true;
	  else
	    this.isIE4 = true;
    }else 
      this.isOther = true;
  }
  else
    this.isOther = true;  


  this.isWin32 = false;
  this.isWin16 = false;
  this.isWinCE = false;
  this.isMac   = false;
  this.isUnix  = false;

  //determine the platform the user is using
  var a = navigator.userAgent;
  if(a.indexOf("Windows 95") > 0 || a.indexOf("Win95") != -1 || a.indexOf("Win98") != -1 || a.indexOf("Windows 98") != -1 || a.indexOf("Windows NT") != -1)
    this.isWin32 = true;
  else if(a.indexOf("Windows 3.1") != -1 || a.indexOf("Win16") != -1) 
    this.isWin16 = true;
  else if(a.indexOf("Windows CE") != -1) 
    this.isWinCE = true;
  else if(a.indexOf("Mac") != -1) 
	this.isMac = true;
  else if(a.indexOf("SunOS") != -1 || a.indexOf("HP-UX") != -1 || a.indexOf("X11") != -1) 
	this.isUnix = true;
}

var bt = new BrowserType();