var sc = 31;                    // Number of alternative strings
    var s = new Array(sc);          // Array to hold alternative strings
    // String definitions. There should be exactly 'sc' strings, numbered
    // from 0 to (sc - 1). You can embed markup in the strings, provided
    // you're careful to escape any double quotes. 
    
    s[0] = "<font color=black>";
    s[1] = "<font color=navy>"; 
    s[2] = "<font color=darkblue>";
    s[3] = "<font color=mediumblue>";
    s[4] = "<font color=darkgreen>";
    s[5] = "<font color=black>";
    s[6] = "<font color=black>";
    s[7] = "<font color=midnightblue>";
    s[8] = "<font color=forestgreen>";
    s[9] = "<font color=darkslategray>";
    s[10] = "<font color=royalblue>";
    s[11] = "<font color=steelblue>";
    s[12] = "<font color=darkslateblue>";
    s[13] = "<font color=indigo>";
    s[14] = "<font color=darkolivegreen>";
    s[15] = "<font color=cadetblue>";
    s[16] = "<font color=darkgreen>";
    s[17] = "<font color=olivedrab>";
    s[18] = "<font color=slateblue>";
    s[19] = "<font color=slategray>";
    s[20] = "<font color=darkblue>";
    s[21] = "<font color=olive>";
    s[22] = "<font color=darkolivegreen>";
    s[23] = "<font color=darkred>";
    s[24] = "<font color=saddlebrown>";
    s[25] = "<font color=black>";
    s[26] = "<font color=sienna>";
    s[27] = "<font color=brown>";
    s[28] = "<font color=darkgray>";
    s[29] = "<font color=firebrick>";
    s[30] = "<font color=darkgoldenrod>";
   
    function pickRandom(range) {
        if (Math.random)
            return Math.round(Math.random() * (range-1));
        else {
            var now = new Date();
            return (now.getTime() / 1000) % range;
        }
    }
   
    var choice = pickRandom(sc);
    document.writeln(s[choice] );