摘要：<table width="940" height="290" border="0" cellpadding="0" cellspacing="0"> <tr> <td width="940" height="290"> <script language=JavaScript> //js代码 var bannerAD=new Array(); //... 阅读全文

摘要：1 表单项不能为空 <script language="JavaScript"><!--function CheckForm(){if (document.form.name.value.length == 0) {alert("请输入您姓名!");document.form.name.focus();return false;}return true;}--></s... 阅读全文