<!--
//强制填写数字。
function regInput(obj,reg,inputStr)
{
	var docSel=document.selection.createRange()
	if (docSel.parentElement().tagName!="INPUT") return false
	oSel=docSel.duplicate()
	oSel.text=""
	var srcRange=obj.createTextRange()
	oSel.setEndPoint("StartToStart",srcRange)
	var str=oSel.text+inputStr+srcRange.text.substr(oSel.text.length)
	return reg.test(str)
}

//检查表单数据。
function CheckForm()
{

	if (FormGuestBook.title.value.length == 0) {
		alert("对不起，标题不能为空！");
		FormGuestBook.title.focus();
		return false;
	}

	if (FormGuestBook.ContactPerson.value.length == 0) {
		alert("对不起，联系人不能为空！");
		FormGuestBook.ContactPerson.focus();
		return false;
	}

	if (FormGuestBook.telephone.value.length == 0) {
		alert("对不起，联系电话不能为空！");
		FormGuestBook.telephone.focus();
		return false;
	}
	
	if (FormGuestBook.MailBox.value.length != 0)
	{
		if (
         FormGuestBook.MailBox.value.charAt(0) == "." ||        
         FormGuestBook.MailBox.value.charAt(0) == "@"||       
         FormGuestBook.MailBox.value.indexOf('@', 0) == -1 || 
         FormGuestBook.MailBox.value.indexOf('.', 0) == -1 || 
         FormGuestBook.MailBox.value.lastIndexOf("@") == FormGuestBook.MailBox.value.length-1 || 
         FormGuestBook.MailBox.value.lastIndexOf(".") == FormGuestBook.MailBox.value.length-1
		 )
		{
			alert("对不起，电子邮箱书写格式不正确！");
			FormGuestBook.MailBox.focus();
			return false;
		}
	}
	else
	{
		alert("对不起，电子邮箱不能为空！");
		FormGuestBook.MailBox.focus();
		return false;
	}

	if (FormGuestBook.content.value.length == 0) {
		alert("对不起，内容不能为空！");
		FormGuestBook.content.focus();
		return false;
	}

	if (FormGuestBook.ValidateCode.value.length == 0) {
		alert("对不起，验证码不能为空！");
		FormGuestBook.ValidateCode.focus();
		return false;
	}

	return true;
}
//-->