The net has lots of useful free scripts, lets take 2 at random for the sake of testing an example.
first one.
see it working here and the code to copy and paste
I include the code from the site below.
http://javascript.internet.com/games/dice-roller.html
-------------------------------------------------------------------------------
<HEAD>
<SCRIPT LANGUAGE="JavaScript">
<!-- Original: Michael Hensley (yelsneh@geocities.com) -->
<!-- Web Site: http://geocities.com/TimesSquare/Castle/6274 -->
<!-- This script and many more are available free online at -->
<!-- The JavaScript Source!! http://javascript.internet.com -->
<!-- Begin
var die = 6;
var dice = 3;
function dice_roll(die, dice) {
var roll = 0;
for (loop=0; loop < dice; loop++) {
// random number fix by George Johnston (cali_scripter@yahoo.com)
roll = roll + Math.round(Math.random() * die) % die + 1;
}
document.form.text.value = roll;
}
// End -->
</script>
<!-- STEP TWO: Add the last coding into the BODY of your HTML document -->
<BODY>
<center>
<form name=form>
<table border=2 cellpadding=5>
<tr>
<td colspan=2 align=middle>What dice type?</td>
<td colspan=2 align=middle>How many dice to roll?</td>
</tr>
<tr>
<td valign=top align=middle>
<p><input type=radio name=sides onclick="die = 3">3 Sided
<p><input type=radio name=sides onclick="die = 4">4 Sided
<p><input type=radio name=sides onclick="die = 5">5 Sided
<p><input type=radio checked name=sides onclick="die = 6">6 Sided
<p><input type=radio name=sides onclick="die = 8">8 Sided
</td>
<td valign=top align=middle>
<p><input type=radio name=sides onclick="die = 10">10 Sided
<p><input type=radio name=sides onclick="die = 12">12 Sided
<p><input type=radio name=sides onclick="die = 20">20 Sided
<p><input type=radio name=sides onclick="die = 30">30 Sided
<p><input type=radio name=sides onclick="die = 100">100 Sided
</td>
<td valign=top align=middle>
<p><input type=radio name=number onclick="dice = 1">1
<p><input type=radio name=number onclick="dice = 2">2
<p><input type=radio checked name=number onclick="dice = 3">3
<p><input type=radio name=number onclick="dice = 4">4
<p><input type=radio name=number onclick="dice = 5">5
</td>
<td valign=top align=middle>
<p><input type=radio name=number onclick="dice = 6">6
<p><input type=radio name=number onclick="dice = 7">7
<p><input type=radio name=number onclick="dice = 8">8
<p><input type=radio name=number onclick="dice = 9">9
<p><input type=radio name=number onclick="dice = 10">10
</td>
</tr>
<tr>
<td align=middle colspan=4>
<input type=button value="Roll Dice" name=button onclick="dice_roll(die, dice)">
<input type=text size=10 name=text>
</td>
</tr>
</table>
</form>
</center>
<p><center>
-------------------------------------------------------------------------------
Second one, this one uses some gif images, so Im interested to see what effect re sizing will have on images.
See it working here
http://javascript.internet.com/games/concentration.html
-------------------------------------------------------------------------------
<HEAD>
<SCRIPT LANGUAGE="JavaScript">
<!-- Original: Brian Gosselin (bgaudiodr@aol.com) -->
<!-- Web Site: http://www.bgaudiodr.iwarp.com -->
<!-- This script and many more are available free online at -->
<!-- The JavaScript Source!! http://javascript.internet.com -->
<!-- Begin
var pics = new Array();
for (i = 0; i <= 18; i++) {
pics[i] = new Image();
pics[i].src = 'image' + i + '.gif';
}
var map=new Array(1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13, 14, 14, 15, 15, 16, 16, 17, 17, 18, 18);
var user = new Array();
var temparray = new Array();
var clickarray = new Array(0, 0);
var ticker, sec, min, ctr, id, oktoclick, finished;
function init() {
clearTimeout(id);
for (i = 0; i <= 35 ;i++) {
user[i] = 0;
}
ticker = 0;
min = 0;
sec = 0;
ctr = 0;
oktoclick = true;
finished = 0;
document.f.b.value = "";
scramble();
runclk();
for (i = 0; i <= 35; i++) {
document.f[('img'+i)].src = "image0.gif";
}
}
function runclk() {
min = Math.floor(ticker/60);
sec = (ticker-(min*60))+'';
if(sec.length == 1) {sec = "0"+sec};
ticker++;
document.f.b.value = min+":"+sec;
id = setTimeout('runclk()', 1000);
}
function scramble() {
for (z = 0; z < 5; z++) {
for (x = 0; x <= 35; x++) {
temparray[0] = Math.floor(Math.random()*36);
temparray[1] = map[temparray[0]];
temparray[2] = map[x];
map[x] = temparray[1];
map[temparray[0]] = temparray[2];
}
}
}
function showimage(but) {
if (oktoclick) {
oktoclick = false;
document.f[('img'+but)].src = 'image'+map[but]+'.gif';
if (ctr == 0) {
ctr++;
clickarray[0] = but;
oktoclick = true;
} else {
clickarray[1] = but;
ctr = 0;
setTimeout('returntoold()', 600);
}
}
}
function returntoold() {
if ((clickarray[0] == clickarray[1]) && (!user[clickarray[0]])) {
document.f[('img'+clickarray[0])].src = "image0.gif";
oktoclick = true;
} else {
if (map[clickarray[0]] != map[clickarray[1]]) {
if (user[clickarray[0]] == 0) {
document.f[('img'+clickarray[0])].src = "image0.gif";
}
if (user[clickarray[1]] == 0) {
document.f[('img'+clickarray[1])].src = "image0.gif";
}
}
if (map[clickarray[0]] == map[clickarray[1]]) {
if (user[clickarray[0]] == 0&&user[clickarray[1]] == 0) { finished++; }
user[clickarray[0]] = 1;
user[clickarray[1]] = 1;
}
if (finished >= 18) {
alert('You did it in '+document.f.b.value+' !');
init();
} else {
oktoclick = true;
}
}
}
// End -->
</script>
</HEAD>
<!-- STEP TWO: Insert the onLoad event handler into your BODY tag -->
<BODY OnLoad="init()">
<!-- STEP THREE: Copy this code into the BODY of your HTML document -->
<center>
<h2>Concentration</h2>
<form name="f">
<table cellpadding="0" cellspacing="0" border="0">
<script language="javascript">
<!-- Begin
for (r = 0; r <= 5; r++) {
document.write('<tr>');
for (c = 0; c <= 5; c++) {
document.write('<td align="center">');
document.write('<a href="javascript:showimage('+((6*r)+c)+')" onClick="document.f.b.focus()">');
document.write('<img src="image0.gif" name="img'+((6*r)+c)+'" border="0">');
document.write('</a></td>');
}
document.write('</tr>');
}
// End -->
</script>
</table>
<br><br>
<input type="button" value=" " name="b" onClick="init()">
</form>
</center>
<p><center> 
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