if (now.getHours() < 4) {
    document.write(" Enjoy your " + dayName[now.getDay()] + " early morning surfing.") 
}
else if (now.getHours() < 7) {
    document.write(" Enjoy your " + dayName[now.getDay()] + " early bird surfing.") 
}
else if (now.getHours() < 9) {
    document.write(" Enjoy your " + dayName[now.getDay()] + " breakfast time surfing.") 
}
else if (now.getHours() < 12) {
    document.write(" Enjoy your " + dayName[now.getDay()] + " morning surfing.") 
}
else if (now.getHours() < 14) {
    document.write(" Enjoy your " + dayName[now.getDay()] + " lunchtime surfing.") 
}
else if (now.getHours() < 17) {
    document.write(" Enjoy your " + dayName[now.getDay()] + " afternoon surfing.") 
}
else if (now.getHours() < 19) {
    document.write(" Enjoy your " + dayName[now.getDay()] + " teatime surfing.") 
}
else if (now.getHours() < 24) {
    document.write(" Enjoy your " + dayName[now.getDay()] + " evening surfing.") 
}
else {
    document.write(" Enjoy your " + dayName[now.getDay()] + " night owl surfing.") 
}