关于form表单验证未通过却提交的问题
<!--Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/--><meta http-equiv="Content-Type" content="text/html; charset=gb2312"><script language="JavaScript" type="text/javascript"> function chk_reg_input(form) { if(form.userName.value==""){ alert("璇疯</script>