onSubmit="return checkForm()" 去掉。<input type="submit" value=" 确 认 " style="font-size:9pt;">
改为
<input type="button" value=" 确 认 " onclick = "if(checkForm()) document.forms[0].submit();"style="font-size:9pt;">
改为
<input type="button" value=" 确 认 " onclick = "if(checkForm()) document.forms[0].submit();"style="font-size:9pt;">
{
window.alert ("请输入您的用户名ID")
mobj = eval("document.frm.regiserNo");
mobj.focus();
mobj.select();
return false;
}
return true; 每个方法后面都加一个这 看可以不?