<input type=text id=tt>
<input type=text id=tt>
<input type=text id=tt>
<button onclick=dosum() >计算</button>
<script>
function dosum(){
var total=0;
for(a=0;a<document.all("tt").length;a++)
total+=parseInt(document.all("tt")[a].value);
alert(total);
}
</script>
<script language="JavaScript">
function bao()
{
var t = event.srcElement;
if(sum(t.name)>10)
{
t.select();
alert('每题只有十分可以分配');
}
}
function sum(t)
{
var t = document.getElementsByName(t);
var result = 0;
for(var i=0;i<t.length;i++)
{
result+=parseInt(t[i].value);
}
return result;
}
</script>
</head>
<body>
题目1:<br>
<input type=text name="t1" style="width:36" value="0" onkeyup="bao()">句子一<br>
<input type=text name="t1" style="width:36" value="0" onkeyup="bao()">句子二<br>
<input type=text name="t1" style="width:36" value="0" onkeyup="bao()">句子三<br>
<input type=text name="t1" style="width:36" value="0" onkeyup="bao()">句子四<br>
<input type=text name="t1" style="width:36" value="0" onkeyup="bao()">句子五<br>
<input type=text name="t1" style="width:36" value="0" onkeyup="bao()">句子六<br>
<input type=text name="t1" style="width:36" value="0" onkeyup="bao()">句子七<br>
<input type=text name="t1" style="width:36" value="0" onkeyup="bao()">句子八<br>
<br>