|
|
Zeile 41: |
Zeile 41: |
| | | |
| [[/Unterseite1|» Unterseite]] | | [[/Unterseite1|» Unterseite]] |
− |
| |
− |
| |
− | <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>
| |