Kod:
<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_fckprotectedatt="%20onclick%3D%22Clear()%22"> </TD> <TD><input name="btnClearEntry" type="Button" value=" CE " onclick_fckprotectedatt="%20onclick%3D%22ClearEntry()%22"> </TD> </TR> <TR> <TD> <input name="btnSeven" type="Button" value=" 7 " onclick_fckprotectedatt="%20onclick%3D%22NumPressed(7)%22"> </TD> <TD> <input name="btnEight" type="Button" value=" 8 " onclick_fckprotectedatt="%20onclick%3D%22NumPressed(8)%22"> </TD> <TD> <input name="btnNine" type="Button" value=" 9 " onclick_fckprotectedatt="%20onclick%3D%22NumPressed(9)%22"> </TD> <TD> </TD> <TD> <input name="btnNeg" type="Button" value=" +/- " onclick_fckprotectedatt="%20onclick%3D%22Neg()%22"> </TD> <TD> <input name="btnPercent" type="Button" value=" % " onclick_fckprotectedatt="%20onclick%3D%22Percent()%22"> </TD> </TR> <TR> <TD> <input name="btnFour" type="Button" value=" 4 " onclick_fckprotectedatt="%20onclick%3D%22NumPressed(4)%22"> </TD> <TD> <input name="btnFive" type="Button" value=" 5 " onclick_fckprotectedatt="%20onclick%3D%22NumPressed(5)%22"> </TD> <TD> <input name="btnSix" type="Button" value=" 6 " onclick_fckprotectedatt="%20onclick%3D%22NumPressed(6)%22"> </TD> <TD> </TD> <TD align=middle><input name="btnPlus" type="Button" value=" + " onclick_fckprotectedatt="%20onclick%3D%22Operation('%2B')%22"> </TD> <TD align=middle><input name="btnMinus" type="Button" value=" - " onclick_fckprotectedatt="%20onclick%3D%22Operation('-')%22"> </TD> </TR> <TR> <TD> <input name="btnOne" type="Button" value=" 1 " onclick_fckprotectedatt="%20onclick%3D%22NumPressed(1)%22"> </TD> <TD> <input name="btnTwo" type="Button" value=" 2 " onclick_fckprotectedatt="%20onclick%3D%22NumPressed(2)%22"> </TD> <TD> <input name="btnThree" type="Button" value=" 3 " onclick_fckprotectedatt="%20onclick%3D%22NumPressed(3)%22"> </TD> <TD> </TD> <TD align=middle><input name="btnMultiply" type="Button" value=" * " onclick_fckprotectedatt="%20onclick%3D%22Operation('*')%22"> </TD> <TD align=middle><input name="btnDivide" type="Button" value=" / " onclick_fckprotectedatt="%20onclick%3D%22Operation('%2F')%22"> </TD> </TR> <TR> <TD> <input name="btnZero" type="Button" value=" 0 " onclick_fckprotectedatt="%20onclick%3D%22NumPressed(0)%22"> </TD> <TD> <input name="btnDecimal" type="Button" value=" . " onclick_fckprotectedatt="%20onclick%3D%22Decimal()%22"> </TD> <TD colspan=3> </TD> <TD> <input name="btnEquals" type="Button" value=" = " onclick_fckprotectedatt="%20onclick%3D%22Operation('%3D')%22"> </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> </body> </html>