<!--

function newImage(arg) {
	if (document.images) {
		myimg = new Image();
		myimg.src = arg;
		return myimg;
	}
}

function swapImg() {
	if (document.images && (preloadFlag == true)) {
		for (var i = 0; i < swapImg.arguments.length; i += 2) {
			document[swapImg.arguments[i]].src = swapImg.arguments[i + 1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		lp_mail_over = newImage("images/lp_mail-over.gif");
		lp_lex_over = newImage("images/lp_lex-over.gif");
		lp_poetica_over = newImage("images/lp_poetica-over.gif");
		lp_globe_over = newImage("images/lp_globe-over.gif");
		preloadFlag = true;
	}
}

    // convert all characters to lowercase to simplify testing
    var agt=navigator.userAgent.toLowerCase();

    // *** BROWSER VERSION ***
    // Note: On IE5, these return 4, so use is_ie5up to detect IE5.
    var is_major = parseInt(navigator.appVersion);
    var is_minor = parseFloat(navigator.appVersion);

    // Note: Opera and WebTV spoof Navigator.  We do strict client detection.
    // If you want to allow spoofing, take out the tests for opera and webtv.
    var 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));
    var is_nav2 = (is_nav && (is_major == 2));
    var is_nav3 = (is_nav && (is_major == 3));
    var is_nav4 = (is_nav && (is_major == 4));
    var is_nav4up = (is_nav && (is_major >= 4));
    var is_navonly      = (is_nav && ((agt.indexOf(";nav") != -1) ||
                          (agt.indexOf("; nav") != -1)) );
    var is_nav6 = (is_nav && (is_major == 5));
    var is_nav6up = (is_nav && (is_major >= 5));
    var is_gecko = (agt.indexOf('gecko') != -1);


    var is_ie     = ((agt.indexOf("msie") != -1) && (agt.indexOf("opera") == -1));
    var is_ie3    = (is_ie && (is_major < 4));
    var is_ie4    = (is_ie && (is_major == 4) && (agt.indexOf("msie 4")!=-1) );
    var is_ie4up  = (is_ie && (is_major >= 4));
    var is_ie5    = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")!=-1) );
    var is_ie5_5  = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.5") !=-1));
    var is_ie5up  = (is_ie && !is_ie3 && !is_ie4);
    var is_ie5_5up =(is_ie && !is_ie3 && !is_ie4 && !is_ie5);
    var is_ie6    = (is_ie && (is_major == 4) && (agt.indexOf("msie 6.")!=-1) );
    var is_ie6up  = (is_ie && !is_ie3 && !is_ie4 && !is_ie5 && !is_ie5_5);

    if (is_gecko || is_ie5up) {
      // document.write() statements to create markup for user agents using Gecko or IE5+ layout engine
      document.write('<style type="text/css" media="screen"><!--' + "\n" +
                     '.horizon        ' + "\n" +
		     '	{' + "\n" +
		     '	color: white;' + "\n" +
		     '	background-color: transparent;' + "\n" +
		     '	text-align: center;' + "\n" +
		     '	position: absolute;' + "\n" +
		     '	top: 50%;' + "\n" +
		     '	left: 0px;' + "\n" +
		     '	width: 100%;' + "\n" +
		     '	height: 1px;' + "\n" +
		     '	overflow: visible;' + "\n" +
		     '	visibility: visible;' + "\n" +
		     '	display: block;' + "\n" +
		     '	}' + "\n" +
		     '' + "\n" +
		     '.content    ' + "\n" +
		     '	{' + "\n" +
		     '	font-family: Verdana, Geneva, Arial, sans-serif;' + "\n" +
		     '	background-color: transparent;' + "\n" +
		     '	border: 1px solid black;' + "\n" +
		     '	margin-left: -323px;' + "\n" +
		     '	position: absolute;' + "\n" +
		     '	top: -235px;' + "\n" +
		     '	left: 50%;' + "\n" +
		     '	width: 647px;' + "\n" +
		     '	height: 470px;' + "\n" +
		     '	visibility: visible;' + "\n" +
		     '  }' + "\n" +
		     '--></style>');
  }

// -->
