<html>
<head>
<script language="javascript">function calc()
{
var ttt=parseInt(t_input.value);
if(ttt<10&&ttt>1){
t_output.value=ttt*ttt;
}
else alert("ERROR!");
}
</script>
</head>
<body>
<input type=text name=t_input onblur="calc()">
<input type=text name=t_output>
</body>
</html>
<head>
<script language="javascript">function calc()
{
var ttt=parseInt(t_input.value);
if(ttt<10&&ttt>1){
t_output.value=ttt*ttt;
}
else alert("ERROR!");
}
</script>
</head>
<body>
<input type=text name=t_input onblur="calc()">
<input type=text name=t_output>
</body>
</html>
解决方案 »
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