//****************************************************************************
//****************************************************************************
// Client JS for "Test Your Knowledge" Form
//****************************************************************************
//****************************************************************************

  var js_iseed  = 0, js_iseed1 = 0, js_iseed2 = 0, formnum = 0;
  var answ = new Array(6);
  var scratch = "", j = 0, k = 0;
  var goodmsg = "Right on!";
  var badmsg = "Try again!";
  var childbub=0; // child bubble
  var bTime;    // bubble timer ID
  var bubblei=0;// desired bubble
  var bubblecfg = false;
  var bmsg=0;   // index of current bubble:
  var mdata;

	function config_bubble() { }

  function tyk(question, ans1, ans2, ans3, ans4, cans, explanation)
  {
    formnum++;
    answ[0]=ans1; answ[1]=ans2; answ[2]=ans3; answ[3]=ans4; answ[4]=cans;
    for (var i = 0; i < 10; i++)
    {
      j = random(5);
      if (j > 4) alert("ack!");
      scratch = answ[j];
      answ[j] = "";
      k = j;
      while (answ[k] == "")
        k = random(5);
      answ[j] = answ[k];
      answ[k] = scratch;
    }
    for (var i = 0; i < 5; i++)
      if (answ[i] == cans) k = i;
    document.write
    (
      "<CENTER><TABLE BORDER=0 CELLBORDER=0 CELLSPACING=0 CELLPADDING=0>"+
      "<TD ALIGN=CENTER>"+
      "<TABLE WIDTH=570 BORDER=0 CELLBORDER=0 CELLSPACING=0 CELLPADDING=0>"+
      "<TR><TD COLSPAN=3 WIDTH=570 HEIGHT=54>"+
      "<IMG SRC=tyk_gfx/top_title.GIF WIDTH=570 HEIGHT=54></TD></TR>"+
      "<TR><TD WIDTH=32 HEIGHT=135>"+
      "<IMG SRC=tyk_gfx/left_q.GIF WIDTH=32 HEIGHT=135></TD>"+
      "<TD WIDTH=505 HEIGHT=135 BGCOLOR=FFFFFF>"+
      "<IMG SRC=tyk_gfx/blank.GIF WIDTH=505 HEIGHT=1><BR>"+
      "<FORM NAME=ex" + formnum + ">" + question + "</TD>" +
      "<TD WIDTH=33 HEIGHT=135>"+
      "<IMG SRC=tyk_gfx/right_q.GIF WIDTH=32 HEIGHT=135></TD></TR>"+
      "<TR><TD COLSPAN=3 WIDTH=570 HEIGHT=12>"+
      "<IMG SRC=tyk_gfx/middle_div.GIF WIDTH=570 HEIGHT=12></TR></TABLE>"+
      "<TABLE WIDTH=570 BORDER=0 CELLBORDER=0 CELLSPACING=0 CELLPADDING=0>"+
      "<TR><TD ROWSPAN=2 WIDTH=42 HEIGHT=200>"+
      "<IMG SRC=tyk_gfx/left_bot.GIF WIDTH=42 HEIGHT=200></TD>"+
      "<TD WIDTH=496 HEIGHT=182 BGCOLOR=FFFFFF>"
    );

    for (var i = 0; i < 5; i++)
      document.write("<INPUT TYPE=RADIO NAME=exchc>" + answ[i] + "<BR>");

    document.write
    (
      "<CENTER><INPUT TYPE=BUTTON VALUE='Am I Right?' ONCLICK=\"(document.ex" + formnum + ".exchc[" + k + "].checked)?alert('" + goodmsg
    );

    if (explanation != "") { document.write("\\n\\n" + explanation); }

    document.write
    (
      "'):alert(badmsg);\"></CENTER></FORM></TD>" +
      "<TD ROWSPAN=2 WIDTH=32 HEIGHT=200>"+
      "<IMG SRC=tyk_gfx/right_bot.GIF WIDTH=32 HEIGHT=200></TD></TR>"+
      "<TR><TD WIDTH=496 VALIGN=BOTTOM BGCOLOR=FFFFFF>"+
      "<IMG SRC=tyk_gfx/middle_bot.GIF WIDTH=496 HEIGHT=9></TD></TR>"+
      "<TR><TD COLSPAN=3 WIDTH=570 HEIGHT=9>"+
      "<IMG SRC=tyk_gfx/bottom.GIF WIDTH=570 HEIGHT=9></TD></TR></TABLE>" +
      "</TD></TABLE></CENTER>"
    );
  }

  // ripped this function from a script on www.javascripts.com, can't remember
  // the original script or author, sorry
  function random(n)
  {
    var js_mult1=3141
    var js_mult2=5821
    var js_m1=100000000
    var js_m2=10000

    if (js_iseed == 0)
    {
       now = new Date()
       js_iseed = now.getHours() + now.getMinutes() * 60 + now.getSeconds() * 3600
    }

    js_iseed1 = js_iseed / js_m2
    js_iseed2 = js_iseed % js_m2
    var tmp = (((js_iseed2 * js_mult1 + js_iseed1 * js_mult2) % js_m2) * js_m2 + (js_iseed2 * js_mult2)) % js_m1
    js_iseed = (tmp + 1) % js_m1
    return (Math.floor((js_iseed/js_m1) * n))
   }