<!--
/*
BrowserDetector()
Parses User-Agent string into useful info.

Usage: var bd = new BrowserDetector(navigator.userAgent);
bd.browser 
bd.platform 
bd.version 
bd.majorver 
bd.minorver 
*/
var bd = new BrowserDetector(navigator.userAgent);

 if (bd.platform == "win") {
  	if (bd.browser == "Netscape") {
		if (bd.version >= 4) {
			document.write("<LINK href='styles/win_net4.css' rel=stylesheet type=text/css>" );
		} else {
			//win netscape < 4 (no style)
		}
  	} else if (bd.browser == "IE"){
		if (bd.version >= 4) {
			document.write("<LINK href='styles/win_ie4.css' rel=stylesheet type=text/css>" );
		} else {
			//win IE < 4 (no style)
		}
	}
} else if (bd.platform == "mac") {
  	if (bd.browser == "Netscape") {
		if (bd.version >= 4) {
			document.write("<LINK href='styles/mac_net4.css' rel=stylesheet type=text/css>" );
		} else {
			//Mac netscape < 4 (no style)
		}
  	} else if (bd.browser == "IE"){
		if (bd.version >= 4) {
			document.write("<LINK href='styles/mac_ie4.css' rel=stylesheet type=text/css>" );
		} else {
			//Mac IE < 4 (no style)
		}
	}
}


function Trim(inString) {
  var retVal = "";
  var start = 0;
  while ((start < inString.length) && (inString.charAt(start) == ' ')) {
    ++start;
  }
  var end = inString.length;
  while ((end > 0) && (inString.charAt(end - 1) == ' ')) {
    --end;
  }
  retVal = inString.substring(start, end);
  return retVal;
}

function BrowserDetector(ua) {

  this.browser = "Unknown";
  this.platform = "Unknown";
  this.version = "";
  this.majorver = "";
  this.minorver = "";

  uaLen = ua.length;

  var preparens = "";
  var parenthesized = "";

  i = ua.indexOf("(");
  if (i >= 0) {
    preparens = Trim(ua.substring(0,i));
        parenthesized = ua.substring(i+1, uaLen);
        j = parenthesized.indexOf(")");
        if (j >= 0) {
          parenthesized = parenthesized.substring(0, j);
        }
  }
  else {
    preparens = ua;
  }

  var browVer = preparens;

  var tokens = parenthesized.split(";");
  var token = "";
  for (var i=0; i < tokens.length; i++) {
    token = Trim(tokens[i]);
        if (token == "compatible") {
    }
        else if (token.indexOf("MSIE") >= 0) {
      browVer = token;
    }
    else if (token.indexOf("Opera") >= 0) {
      browVer = token;
    }
    else if ((token.indexOf("X11") >= 0) || (token.indexOf("SunOS") >= 0) ||
(token.indexOf("Linux") >= 0)) {
      this.platform = "Unix";
        }
    else if (token.indexOf("Win") >= 0) {
		 this.platform = "win";

        }
    else if ((token.indexOf("Mac") >= 0) || (token.indexOf("PPC") >= 0)) {
		this.platform = "mac";
     
        }
  }

  var msieIndex = browVer.indexOf("MSIE");
  if (msieIndex >= 0) {
    browVer = browVer.substring(msieIndex, browVer.length);
  }

  var leftover = "";
  if (browVer.substring(0, "Mozilla".length) == "Mozilla") {
    this.browser = "Netscape";
        leftover = browVer.substring("Mozilla".length+1, browVer.length);
  }
  else if (browVer.substring(0, "Lynx".length) == "Lynx") {
    this.browser = "Lynx";
        leftover = browVer.substring("Lynx".length+1, browVer.length);
  }
  else if (browVer.substring(0, "MSIE".length) == "MSIE") {
    this.browser = "IE";
    leftover = browVer.substring("MSIE".length+1, browVer.length);
  }
  else if (browVer.substring(0, "Microsoft Internet Explorer".length) ==
"Microsoft Internet Explorer") {
    this.browser = "IE"
        leftover = browVer.substring("Microsoft Internet Explorer".length+1,
browVer.length);
  }
  else if (browVer.substring(0, "Opera".length) == "Opera") {
    this.browser = "Opera"
    leftover = browVer.substring("Opera".length+1, browVer.length);
  }

  leftover = Trim(leftover);

  i = leftover.indexOf(" ");
  if (i >= 0) {
    this.version = leftover.substring(0, i);
  }
  else
  {
    this.version = leftover;
  }
  j = this.version.indexOf(".");
  if (j >= 0) {
    this.majorver = this.version.substring(0,j);
    this.minorver = this.version.substring(j+1, this.version.length);
  }
  else {
    this.majorver = this.version;
  }


} // function BrowserCap

//-->
