<!-- --------------------------------------------------------------------
<!-- Developed by - DagoSoft Consulting SL                               
<!-- 
<!-- Date: 17/06/2002
<!-- Version: 3.0
<!-- Author: CRT
<!-- ====================================================================
<!-- www.dagoora.com
<!-- dagoora@dagoora.com
<!-- -------------------------------------------------------------------->

function BrowserCheck() 
{
  var b = navigator.appName ;
  if (b=="Netscape") this.b = "ns" ;
  else if (b=="Microsoft Internet Explorer") this.b = "ie" ;
  else this.b = b ;
  this.v = parseInt(navigator.appVersion) ;
  this.ns = (this.b=="ns" && this.v>=4) ;
  this.ns4 = (this.b=="ns" && this.v==4) ;
  this.ns5 = (this.b=="ns" && this.v==5) ;
  this.ns6 = (this.b=="ns" && this.v>=5) ;
  this.ie = (this.b=="ie" && this.v>=4) ; ;
  this.ie4 = (navigator.userAgent.indexOf('MSIE 4')>0) ;
  this.ie5 = (navigator.userAgent.indexOf('MSIE 5')>0) ;
  if (this.ie5) this.v = 5 ;
  this.min = (this.ns||this.ie) ;
}

is = new BrowserCheck()

function perfectBrowserCheck()
{
    this.agt=navigator.userAgent.toLowerCase();
	
    this.is_major = parseInt(navigator.appVersion);
    this.is_minor = parseFloat(navigator.appVersion);
    
    this.is_nav  = ((agt.indexOf('mozilla')!=-1) && (agt.indexOf('spoofer')==-1)
                && (agt.indexOf('compatible') == -1) && (agt.indexOf('opera')==-1)
                && (agt.indexOf('webtv')==-1) && (agt.indexOf('hotjava')==-1));
				
    this.is_nav2 = (is_nav && (is_major == 2));
    this.is_nav3 = (is_nav && (is_major == 3));
    this.is_nav4 = (is_nav && (is_major == 4));
    this.is_nav4up = (is_nav && (is_major >= 4));
    this.is_navonly      = (is_nav && ((agt.indexOf(";nav") != -1) ||
                          (agt.indexOf("; nav") != -1)) );
    this.is_nav6 = (is_nav && (is_major == 5));
    this.is_nav6up = (is_nav && (is_major >= 5));
    this.is_gecko = (agt.indexOf('gecko') != -1);


    this.is_ie     = ((agt.indexOf("msie") != -1) && (agt.indexOf("opera") == -1));
    this.is_ie3    = (is_ie && (is_major < 4));
    this.is_ie4    = (is_ie && (is_major == 4) && (agt.indexOf("msie 4")!=-1) );
    this.is_ie4up  = (is_ie && (is_major >= 4));
    this.is_ie5    = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")!=-1) );
    this.is_ie5_5  = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.5") !=-1));
    this.is_ie5up  = (is_ie && !is_ie3 && !is_ie4);
    this.is_ie5_5up =(is_ie && !is_ie3 && !is_ie4 && !is_ie5);
    this.is_ie6    = (is_ie && (is_major == 4) && (agt.indexOf("msie 6.")!=-1) );
    this.is_ie6up  = (is_ie && !is_ie3 && !is_ie4 && !is_ie5 && !is_ie5_5);
    this.is_aol   = (agt.indexOf("aol") != -1);
    this.is_aol3  = (is_aol && is_ie3);
    this.is_aol4  = (is_aol && is_ie4);
    this.is_aol5  = (agt.indexOf("aol 5") != -1);
    this.is_aol6  = (agt.indexOf("aol 6") != -1);

    this.is_opera = (agt.indexOf("opera") != -1);
    this.is_opera2 = (agt.indexOf("opera 2") != -1 || agt.indexOf("opera/2") != -1);
    this.is_opera3 = (agt.indexOf("opera 3") != -1 || agt.indexOf("opera/3") != -1);
    this.is_opera4 = (agt.indexOf("opera 4") != -1 || agt.indexOf("opera/4") != -1);
    this.is_opera5 = (agt.indexOf("opera 5") != -1 || agt.indexOf("opera/5") != -1);
    this.is_opera5up = (is_opera && !is_opera2 && !is_opera3 && !is_opera4);

    this.is_webtv = (agt.indexOf("webtv") != -1); 

    this.is_TVNavigator = ((agt.indexOf("navio") != -1) || (agt.indexOf("navio_aoltv") != -1)); 
    this.is_AOLTV = is_TVNavigator;

    this.is_hotjava = (agt.indexOf("hotjava") != -1);
    this.is_hotjava3 = (is_hotjava && (is_major == 3));
    this.is_hotjava3up = (is_hotjava && (is_major >= 3));

    // *** JAVASCRIPT VERSION CHECK ***
    this.is_js;
    if (is_nav2 || is_ie3) is_js = 1.0;
    else if (is_nav3) is_js = 1.1;
    else if (is_opera5up) is_js = 1.3;
    else if (is_opera) is_js = 1.1;
    else if ((is_nav4 && (is_minor <= 4.05)) || is_ie4) is_js = 1.2;
    else if ((is_nav4 && (is_minor > 4.05)) || is_ie5) is_js = 1.3;
    else if (is_hotjava3up) is_js = 1.4;
    else if (is_nav6 || is_gecko) is_js = 1.5;
    else if (is_nav6up) is_js = 1.5;
    else if (is_ie5up) is_js = 1.3
    else is_js = 0.0;
    this.is_win   = ( (agt.indexOf("win")!=-1) || (agt.indexOf("16bit")!=-1) );
   this.is_win95 = ((agt.indexOf("win95")!=-1) || (agt.indexOf("windows 95")!=-1));
   this.is_win16 = ((agt.indexOf("win16")!=-1) || 
               (agt.indexOf("16bit")!=-1) || (agt.indexOf("windows 3.1")!=-1) || 
               (agt.indexOf("windows 16-bit")!=-1) );  

    this.is_win31 = ((agt.indexOf("windows 3.1")!=-1) || (agt.indexOf("win16")!=-1) ||
                    (agt.indexOf("windows 16-bit")!=-1));

    this.is_winme = ((agt.indexOf("win 9x 4.90")!=-1));
    this.is_win2k = ((agt.indexOf("windows nt 5.0")!=-1));
    this.is_win98 = ((agt.indexOf("win98")!=-1) || (agt.indexOf("windows 98")!=-1));
    this.is_winnt = ((agt.indexOf("winnt")!=-1) || (agt.indexOf("windows nt")!=-1));
    this.is_win32 = (is_win95 || is_winnt || is_win98 || 
                    ((is_major >= 4) && (navigator.platform == "Win32")) ||
                    (agt.indexOf("win32")!=-1) || (agt.indexOf("32bit")!=-1));

    this.is_os2   = ((agt.indexOf("os/2")!=-1) || 
                    (navigator.appVersion.indexOf("OS/2")!=-1) ||   
                    (agt.indexOf("ibm-webexplorer")!=-1));

    this.is_mac    = (agt.indexOf("mac")!=-1);
    if (is_mac && is_ie5up) is_js = 1.4;
    this.is_mac68k = (is_mac && ((agt.indexOf("68k")!=-1) || 
                               (agt.indexOf("68000")!=-1)));
    this.is_macppc = (is_mac && ((agt.indexOf("ppc")!=-1) || 
                                (agt.indexOf("powerpc")!=-1)));

    this.is_sun   = (agt.indexOf("sunos")!=-1);
    this.is_sun4  = (agt.indexOf("sunos 4")!=-1);
    this.is_sun5  = (agt.indexOf("sunos 5")!=-1);
    this.is_suni86= (is_sun && (agt.indexOf("i86")!=-1));
    this.is_irix  = (agt.indexOf("irix") !=-1);    // SGI
    this.is_irix5 = (agt.indexOf("irix 5") !=-1);
    this.is_irix6 = ((agt.indexOf("irix 6") !=-1) || (agt.indexOf("irix6") !=-1));
    this.is_hpux  = (agt.indexOf("hp-ux")!=-1);
    this.is_hpux9 = (is_hpux && (agt.indexOf("09.")!=-1));
    this.is_hpux10= (is_hpux && (agt.indexOf("10.")!=-1));
    this.is_aix   = (agt.indexOf("aix") !=-1);      // IBM
    this.is_aix1  = (agt.indexOf("aix 1") !=-1);    
    this.is_aix2  = (agt.indexOf("aix 2") !=-1);    
    this.is_aix3  = (agt.indexOf("aix 3") !=-1);    
    this.is_aix4  = (agt.indexOf("aix 4") !=-1);    
    this.is_linux = (agt.indexOf("inux")!=-1);
    this.is_sco   = (agt.indexOf("sco")!=-1) || (agt.indexOf("unix_sv")!=-1);
    this.is_unixware = (agt.indexOf("unix_system_v")!=-1); 
    this.is_mpras    = (agt.indexOf("ncr")!=-1); 
    this.is_reliant  = (agt.indexOf("reliantunix")!=-1);
    this.is_dec   = ((agt.indexOf("dec")!=-1) || (agt.indexOf("osf1")!=-1) || 
           (agt.indexOf("dec_alpha")!=-1) || (agt.indexOf("alphaserver")!=-1) || 
           (agt.indexOf("ultrix")!=-1) || (agt.indexOf("alphastation")!=-1)); 
    this.is_sinix = (agt.indexOf("sinix")!=-1);
    this.is_freebsd = (agt.indexOf("freebsd")!=-1);
    this.is_bsd = (agt.indexOf("bsd")!=-1);
    this.is_unix  = ((agt.indexOf("x11")!=-1) || is_sun || is_irix || is_hpux || 
                 is_sco ||is_unixware || is_mpras || is_reliant || 
                 is_dec || is_sinix || is_aix || is_linux || is_bsd || is_freebsd);

    this.is_vms   = ((agt.indexOf("vax")!=-1) || (agt.indexOf("openvms")!=-1));
}