<HTML>
<HEAD>
<TITLE>计算器</TITLE>
<STYLE type="text/css">
.textBaroder /*细边框的文本输入框*/
{
border-width:1px;
border-style:solid
}
</STYLE>
<SCRIPT language="javascript">
function compute(op)
{
var num1,num2;
num1=parseFloat(document.myform.txtNum1.value);
num2=parseFloat(document.myform.txtNum2.value);
alert(parseInt("8")+parseFloat('8'));
if (op=="+")
document.myform.txtResult.value=num1+num2 ;
if (op=="-")
document.myform.txtResult.value=num1-num2 ;
if (op=="*")
document.myform.txtResult.value=num1*num2 ;
if (op=="/" && num2!=0)
document.myform.txtResult.value=num1/num2 ;
}
</SCRIPT>
</HEAD>
<BODY>
<IMG src="images/logo.gif" width="240" height="31" >欢迎您来淘宝！
<FORM action="" method="post" name="myform" id="myform">
<TABLE border="0" bgcolor="#C9E495" align="center">
<TR>
<TD colspan="4"><H3><IMG src="images/shop.gif" width="54" height="54"> 购物简易计算器</H3></TD>
</TR>
<TR >
<TD >第一个数</TD>
<TD colspan="3"><INPUT name="txtNum1" type="text" class="textBaroder" id="txtNum1" size="25"></TD>
</TR>
<TR >
<TD>第二个数</TD>
<TD colspan="3"><INPUT name="txtNum2" type="text" class="textBaroder" id="txtNum2" size="25"></TD>
</TR>
<TR>
<TD><INPUT name="addButton2" type="button" id="addButton2" value=" ＋ " onClick="compute('+')"></TD>
<TD><INPUT name="subButton2" type="button" id="subButton2" value=" － " onClick="compute('-')"></TD>
<TD><INPUT name="mulButton2" type="button" id="mulButton2" value=" × " onClick="compute('*')"></TD>
<TD><INPUT name="divButton2" type="button" id="divButton2" value=" ÷ " onClick="compute('/')"></TD>
</TR>
<TR>
<TD>计算结果</TD>
<TD colspan="3"><INPUT name="txtResult" type="text" class="textBaroder" id="txtResult" size="25"></TD>
</TR>
</TABLE>
</FORM>
</BODY>
</HTML>
