var browserName = navigator.appName;
        var browserVer = parseFloat(navigator.appVersion);
        var browserMac = navigator.appVersion.indexOf("Macintosh");
        var browserWin = navigator.appVersion.indexOf("Win");
        
        var loaded = false;

        var version = "ack";
        if (browserName == "Netscape"
                && browserVer >= 3) version = "n3";
        if (browserName == "Microsoft Internet Explorer"
                && browserVer >= 3.01
                && browserMac != -1) version = "ie3m";
        if (browserName == "Microsoft Internet Explorer"
                && browserVer >= 4) version = "ie4";

        // ========================= rollover code
        
        var rollOk = (version == "n3"
                || version == "ie3m"
                || version == "ie4") ? true : false;
        
        if (rollOk) {
                cursor1off = new Image(); cursor1off.src = "img/women_off.jpg";
                cursor2off = new Image(); cursor2off.src = "img/tour_off.jpg";
                cursor3off = new Image(); cursor3off.src = "img/service_off.jpg";


                cursor1on = new Image(); cursor1on.src = "img/women_on.jpg";
                cursor2on = new Image(); cursor2on.src = "img/tour_on.jpg";
                cursor3on = new Image(); cursor3on.src = "img/service_on.jpg";
     
             
                loaded = true;
        }

        function rollOver(imgName) {
                if (rollOk) {
                        if (loaded) {
                                imgOn = eval(imgName + "on.src");
                                document.images[imgName].src = imgOn;
                        }
                }
        }

        function rollOut(imgName) {
                if (rollOk) {
                        if (loaded) {
                                imgOff = eval(imgName + "off.src");
                                document.images[imgName].src = imgOff;
                      
                        }
                }
        }

		
        function over(imgName) {
		        if (rollOk) {
                        if (loaded) {
		                       document.images[imgName].style.visibility = "visible";
				 		}
				}				 
   		}

        function out(imgName) {
		        if (rollOk) {
                        if (loaded) {
		                       document.images[imgName].style.visibility = "hidden";
   	                    }
				}			
		}