if ( navigator.appCodeName.indexOf("Mozilla") != -1 &&
    	 (navigator.appVersion.charAt(0) > 2 ||
    	  navigator.appVersion.charAt(1) != '.') )
    {
    	imageCompliant = 1;
    
    	imagePath =	"/images/";
    	tmp2 =		new Image();
    	tmp2.src =	imagePath + "navi1" + "_ho.gif";
    	tmp3 =		new Image();
    	tmp3.src =	imagePath + "navi2" + "_ho.gif";
    	tmp4 =		new Image();
    	tmp4.src =	imagePath + "navi3" + "_ho.gif";
    	tmp5 =		new Image();
    	tmp5.src =	imagePath + "navi4" + "_ho.gif";
    	tmp6 =		new Image();
    	tmp6.src =	imagePath + "navi5" + "_ho.gif";
    	tmp7 =		new Image();
    	tmp7.src =	imagePath + "navi6" + "_ho.gif";
    	tmp8 =		new Image();
	   	tmp8.src =	imagePath + "navi7" + "_ho.gif";
    }
    else { imageCompliant = 0; }
    
    /* function set - vaihtaa kuvan tilan */
    function set(imageName, status)
    {
    	if (imageCompliant)
    	{
    		if (status) {
    			document [imageName].src = imagePath + imageName + "_ho.gif";
    		} else {
    			document [imageName].src = imagePath + imageName + ".gif";
    		}
    	}
    }