// this version assumes that the page is 'base'd at the root web page

function getImage(server) {
    d = new Date;
    time=d.getTime();
    switch(time % 43) {
    case 0:  loco = "R707-1.jpg";           break;  // fixed
    case 1:  loco = "6029-32.jpg";          break;  // fixed
    case 2:  loco = "4472=R761-11.jpg";     break;  // fixed
    case 3:  loco = "621-16.jpg";           break;  // fixed
    case 4:  loco = "F255-1.jpg";           break;  // fixed
    case 5:  loco = "5910-4.jpg";           break;  // fixed
    case 6:  loco = "3813-5b.jpg";          break;  // fixed
    case 7:  loco = "5112+5910-4a.jpg";     break;  // fixed
    case 8:  loco = "W933-8.jpg";           break;  // fixed
    case 9:  loco = "520-6.jpg";            break;  // fixed
    case 10: loco = "3203-3.jpg";           break;  // fixed
    case 11: loco = "3642-1.jpg";           break;  // fixed
    case 12: loco = "Rx207-15.jpg";         break;  // fixed
    case 13: loco = "38=D3+K=R-3.jpg";      break;  // fixed
    case 14: loco = "D3-639+R707-1.jpg";    break;  // fixed
    case 15: loco = "J549-21.jpg";          break;  // fixed
    case 16: loco = "5367-2.jpg";           break;  // fixed
    case 17: loco = "W22-1.jpg";            break;  // fixed
    case 18: loco = "3813-5a.jpg";          break;  // fixed
    case 19: loco = "tgv-13.jpg";           break;  // fixed
    case 20: loco = "S300-1.jpg";           break;  // fixed
    case 21: loco = "4472=R761-11.jpg";     break;  // fixed
    case 22: loco = "6029-6.jpg";           break;  // fixed
    case 23: loco = "Callington-1.jpg";     break;  // fixed
    case 24: loco = "NYCHudson-1.jpg";      break;  // fixed
    case 25: loco = "R711-3.jpg";           break;  // fixed
    case 26: loco = "MerddinEmrys-2.jpg";   break;  // fixed
    case 27: loco = "3801+3813+3820-2.jpg"; break;  // fixed
    case 28: loco = "WPaYR-73-1.jpg";       break;  // fixed
    case 29: loco = "Glenfinnan.jpg";       break;  // fixed
    case 30: loco = "CPR-9760-1.jpg";       break;  // fixed
    case 31: loco = "mallet-12.jpg";        break;  // fixed
    case 32: loco = "BNSFx3-1.jpg";         break;  // fixed
    case 33: loco = "GCR-239-1.jpg";        break;  // fixed
    case 34: loco = "ATSF-3759-1.jpg";      break;  // fixed
    case 35: loco = "3010-1.jpg";           break;  // fixed
    case 36: loco = "SpiritOfElgin-1.jpg";  break;  // fixed
    case 37: loco = "G535-1.jpg";           break;  // fixed
    case 38: loco = "6200-1.jpg";           break;  // fixed
    case 39: loco = "38=D3+K-1a.jpg";       break;  // fixed
    case 40: loco = "Alco-114-1.jpg";       break;  // fixed
    case 41: loco = "WPaYR-Mikado-1.jpg";   break;  // fixed
    case 42: loco = "tram-2111-1.jpg";      break;  // fixed
    }
    image = "<img align=\"right\" SRC=\""+server+"/images/banner/" + loco;
    image = image + "\" height=\"79\" alt=\"steam loco " + loco + "\"\/>";
    return(image);
}

function modDate() {
    //File file = new File(d);
    
    // Get the last modified time
    //long modifiedTime = 0; //file.lastModified();
    // 0L is returned if the file does not exist
    
    //String s = modifiedTime.toString();
    return("help");
}