Astuce pour tout blog

<P align=center><IMG height=290 src="Mettre l'adresse de votre image du fond" width=510 align=right></P>
<P></P>
<P align=left>&nbsp; </P>
<P align=left>&nbsp;</P>
<P align=left>&nbsp;</P>
<P align=left>&nbsp;</P>
<P align=left><IMG height=470 src="Mettre ici l'adresse devotre image du dessus" width=320></P>

<form name="Keypad" action>
<table>
<b>
<tr>
<td><table border="1" width="50" height="60" cellpadding="1" cellspacing="2"background="http://albidochon.free.fr/blog/fonds/beige.jpg">
<tr>
<td colspan="3" align="middle"><input name="ReadOut" size="12" value="0" width="100%"> </td>
<td </TD>&nbsp;</td>
<td><input name="btnClear" type="Button" value=" C " onclick="Clear()"> </td>
<td><input name="btnClearEntry" type="Button" value=" CE " onclick="ClearEntry()"> </td>
</tr>
<tr>
<td><input name="btnSeven" type="Button" value=" 7 " onclick="NumPressed(7)"> </td>
<td><input name="btnEight" type="Button" value=" " onclick="NumPressed(8)"> </td>
<td><input name="btnNine" type="Button" value=" 9 " onclick="NumPressed(9)"> </td>
<td>&nbsp;</td>
<td><input name="btnNeg" type="Button" value=" +/- " onclick="Neg()"> </td>
<td><input name="btnPercent" type="Button" value=" % " onclick="Percent()"> </td>
</tr>
<tr>
<td><input name="btnFour" type="Button" value=" 4 " onclick="NumPressed(4)"> </td>
<td><input name="btnFive" type="Button" value=" 5 " onclick="NumPressed(5)"> </td>
<td><input name="btnSix" type="Button" value=" 6 " onclick="NumPressed(6)"> </td>
<td>&nbsp;</td>
<td align="middle"><input name="btnPlus" type="Button" value=" + "
onclick="Operation('+')"> </td>
<td align="middle"><input name="btnMinus" type="Button" value=" - "
onclick="Operation('-')"> </td>
</tr>
<tr>
<td><input name="btnOne" type="Button" value=" 1 " onclick="NumPressed(1)"> </td>
<td><input name="btnTwo" type="Button" value=" 2 " onclick="NumPressed(2)"> </td>
<td><input name="btnThree" type="Button" value=" 3 " onclick="NumPressed(3)"> </td>
<td>&nbsp;</td>
<td align="middle"><input name="btnMultiply" type="Button" value=" * "
onclick="Operation('*')"> </td>
<td align="middle"><input name="btnDivide" type="Button" value=" / "
onclick="Operation('/')"> </td>
</tr>
<tr>
<td><input name="btnZero" type="Button" value=" 0 " onclick="NumPressed(0)"> </td>
<td><input name="btnDecimal" type="Button" value=" . " onclick="Decimal()"> </td>
<td colspan="3">&nbsp;</td>
<td><input name="btnEquals" type="Button" value=" = " onclick="Operation('=')"> </td>
</tr>
</table>
</td>
</tr>
</table>
</form>

Inserer ce code en tête ou dans la page même de votre site

<script LANGUAGE="JavaScript">
var FKeyPad = document.Keypad;
var Accum = 0;
var FlagNewNum = false;
var PendingOp = "";
function NumPressed (Num) {
if (FlagNewNum) {
FKeyPad.ReadOut.value = Num;
FlagNewNum = false;
}
else {
if (FKeyPad.ReadOut.value == "0")
FKeyPad.ReadOut.value = Num;
else
FKeyPad.ReadOut.value += Num;
}
}
function Operation (Op) {
var Readout = FKeyPad.ReadOut.value;
if (FlagNewNum && PendingOp != "=");
else
{
FlagNewNum = true;
if ( '+' == PendingOp )
Accum += parseFloat(Readout);
else if ( '-' == PendingOp )
Accum -= parseFloat(Readout);
else if ( '/' == PendingOp )
Accum /= parseFloat(Readout);
else if ( '*' == PendingOp )
Accum *= parseFloat(Readout);
else
Accum = parseFloat(Readout);
FKeyPad.ReadOut.value = Accum;
PendingOp = Op;
}
}
function Decimal () {
var curReadOut = FKeyPad.ReadOut.value;
if (FlagNewNum) {
curReadOut = "0.";
FlagNewNum = false;
}
else
{
if (curReadOut.indexOf(".") == -1)
curReadOut += ".";
}
FKeyPad.ReadOut.value = curReadOut;
}
function ClearEntry () {
FKeyPad.ReadOut.value = "0";
FlagNewNum = true;
}
function Clear () {
Accum = 0;
PendingOp = "";
ClearEntry();
}
function Neg () {
FKeyPad.ReadOut.value = parseFloat(FKeyPad.ReadOut.value) * -1;
}
function Percent () {
FKeyPad.ReadOut.value = (parseFloat(FKeyPad.ReadOut.value) / 100) * parseFloat(Accum);
}
</script>