Web siteniz için kullanışlı bir hesap makinesi, web sitenizin istediğiniz sayfasında kullanabileceğiniz hesap işlemlerinin kolaylıkla yapılabilmesine olanak sağlayan, kullanışlı ve güzel bir hesap makinası. Web site tasarımı yapanların ve sitesinde hesap işlemi yaptırmak isteyenlerin kullanabileceği bir kod, uygulamak istediğiniz sayfa içerisine kodu ekleyerek başarılı bir şekilde işlem yapılabilmesine olanak verebilirsiniz.

<!– www.kriyus.com, Coded by: Asım Özdemir–>
<center>
<form name=”Keypad” action=””>
<table>
<b>
<table border=2 width=50 height=60 cellpadding=1 cellspacing=5>
<tr>
<td colspan=3 align=middle>
<input name=”ReadOut” type=”Text” size=24 value=”0″ width=100%>
</td>
<td
</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=” 8 ” onclick=”NumPressed(8)”>
</td>
<td>
<input name=”btnNine” type=”Button” value=” 9 ” onclick=”NumPressed(9)”>
</td>
<td>
</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>
</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>
</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>
</td>
<td>
<input name=”btnEquals” type=”Button” value=” = ” onclick=”Operation(‘=’)”>
</td>
</tr>
</table>
</table>
</b>
</form>
</center>
<font face=”Verdana, Arial, Helvetica” size=2>
<script language=”JavaScript”>
<!– Begin
var FKeyPad = document.Keypad;
var Accumulate = 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 )
Accumulate += parseFloat(Readout);
else if ( ‘-‘ == PendingOp )
Accumulate -= parseFloat(Readout);
else if ( ‘/’ == PendingOp )
Accumulate /= parseFloat(Readout);
else if ( ‘*’ == PendingOp )
Accumulate *= parseFloat(Readout);
else
Accumulate = parseFloat(Readout);
FKeyPad.ReadOut.value = Accumulate;
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 () {
Accumulate = 0;
PendingOp = “”;
ClearEntry();
}
function Neg () {
FKeyPad.ReadOut.value = parseFloat(FKeyPad.ReadOut.value) * -1;
}
function Percent () {
FKeyPad.ReadOut.value = (parseFloat(FKeyPad.ReadOut.value) / 100) * parseFloat(Accumulate);
}
// end–>
</script>
<font face=”Tahoma”><a target=”_blank” href=”http://www.kriyus.com”><span style=”font-size: 8pt; text-decoration: none”>Kriyus Web Services</span></a></font>