<form name=form1>
<input type=radio name=r1 value="a" checked>111111
<input type=radio name=r1 value="b">222222
<input type=radio name=r1 value="c">333333
<input type=radio name=r1 value="d">其他<input name="qt" onfocus="document.form1.r1[3].checked=true;">
</form>
<input type=radio name=r1 value="a" checked>111111
<input type=radio name=r1 value="b">222222
<input type=radio name=r1 value="c">333333
<input type=radio name=r1 value="d">其他<input name="qt" onfocus="document.form1.r1[3].checked=true;">
</form>
<HEAD>
<META http-equiv='Content-Type' content='text/html;charset=gb2312'>
</HEAD>
<BODY topmargin='2' leftmargin='2'>
<BASE target='_top'><SCRIPT language='Jscript'>
function fun1(){
document.all.other.checked = true;
}
function fun2(){
document.all.other.checked = false;
}
</SCRIPT><input type='checkbox' name='other'>其他
<input onblur='fun2()' name='otherin' type='text' value='' onfocus='fun1()'>
</BODY>
</HTML>