判断单选按钮是否被选中
<script language=javascript>
function check(){
var flag=false;
for(i=0;i<form1.zhou.length;i++)
if(form1.zhou[i].checked)
{
flag=true;
break;
}
if(!flag) {
alert("请选择是单周还是双周！！");
return flag;
}
var flag1=false;
for(j=0;j<form1.xingqi.length;j++)
if(form1.xingqi[j].checked)
{
flag1=true;
break;
}
if(!flag1) {
alert("请选择星期几！！");
return flag1;
}
var flag2=false;
for(q=0;q<form1.najieke.length;q++)
if(form1.najieke[q].checked)
{
flag2=true;
break;
}
if(!flag2) {
alert("请选择哪节课！！");
return flag2;
}
if (document.form1.classname.value==""){
alert ("请填写班级名!!");
document.form1.classname.focus();
return false;}
if (document.form1.subjectname.value==""){
alert ("请填写课程名!!");
document.form1.subjectname.focus();
return false;}
if (document.form1.teachername.value==""){
alert ("请填写教师名!!");
document.form1.teachername.focus();
return false;}
if (document.form1.classaddress.value==""){
alert ("请填写教室名!!");
document.form1.classaddress.focus();
return false;}
return true;
}
</script>
<form name="form1" method="post" action="/richeng/InsertKeBiao" onSubmit="return check()">
<p> </p>
<p> </p>
<p> </p>
<div id="Layer1" class="style1" style="position:absolute; width:599px; height:331px; z-index:1; left: 160px; top: 25px;">
<p>请勾选你要插入的时间段:（下面三项必须每项都得选）</p>
<table width="120" border="1" bordercolor="#CC99CC">
<tr>
<td width="52"> <input type="radio" name="zhou" value="1" ></td>
<td width="52"> <input type="radio" name="zhou" value="2"></td>
</tr>
<tr>
<td> 单周</td>
<td> 双周</td>
</tr>
</table>
<table width="427" height="69" border="1" bordercolor="#CC99CC">
<tr>
<td> <input type="radio" name="xingqi" value="1"></td>
<td> <input type="radio" name="xingqi" value="2"></td>
<td> <input type="radio" name="xingqi" value="3"></td>
<td> <input type="radio" name="xingqi" value="4"></td>
<td> <input type="radio" name="xingqi" value="5"></td>
</tr>
<tr>
<td> 星期一</td>
<td> 星期二</td>
<td> 星期三</td>
<td> 星期四</td>
<td> 星期五</td>
</tr>
</table>
<table width="427" height="59" border="1" bordercolor="#CC99CC">
<tr>
<td width="73">
<input type="radio" name="najieke" value="1"></td>
<td width="81">
<input type="radio" name="najieke" value="2"></td>
<td width="77">
<input type="radio" name="najieke" value="3"></td>
<td width="80">
<input type="radio" name="najieke" value="4"></td>
<td width="82">
<input type="radio" name="najieke" value="5"></td>
</tr>
<tr>
<td>1，2节课</td>
<td>3，4节课</td>
<td>5，6节课</td>
<td>7，8节课</td>
<td>9，10节课</td>
</tr>
</table>
<p>填写你要插入的内容：（下面几项必须都填）</p>
<p>上课班级：
<input type="text" name="classname">
</p>
<p>课程名：
<input type="text" name="subjectname">
</p>
<p>任课教师：
<input type="text" name="teachername">
</p>
<p>教室：
<input type="text" name="classaddress">
</p>
<input type="submit" name="Submit" value="插入">
<input type="reset" name="reset" value="重置">
</div>
</form>
