function Trim(x)
{
	x = x.replace (/\s/ig,'');
	return x;
}

function ismail(mail)
{
return(new RegExp(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/).test(mail));
}

//校验邮政编码
function isPostalCode(s)
{
var patrn=/^[1-9]{1}(\d){5}$/;
if (!patrn.exec(s)) return false
return true
}


function subCheak()
{
	var senderName,senderEmail,senderTel,senderAdds,senderZipcode,senderTitle,senderContent,ldId ;

	ldId = document.getElementById("ldId").value ;
	if(ldId == null || Trim(ldId) == "0")
	{
		alert("请选择收件人！");
		return;
	}

	senderName =  document.getElementById("senderName").value ;
	if(senderName==null ||  Trim(senderName) == "")
	{
		alert("请填写您的姓名");
		return;
	}
	if(Trim(senderName).length>40)
	{
		alert("姓名不能超过40个字！") ;
		return false ;
	}

	senderEmail =  document.getElementById("senderEmail").value ;
	if(senderEmail ==null || !ismail(senderEmail))
	{
		alert("Email未填写，或格式不正确，请重新填写！");
		return;
	}

	senderTel =  document.getElementById("senderTel").value ;
	if(senderTel==null ||  Trim(senderTel) == "")
	{
		alert("请填写联系电话");
		return;
	}
	if(Trim(senderTel).length>40)
	{
		alert("联系电话不能超过40个字！") ;
		return false ;
	}


	senderAdds =  document.getElementById("senderAdds").value ;
	if(senderAdds==null ||  Trim(senderAdds) == "")
	{
		alert("请填写联系地址");
		return;
	}
	if(Trim(senderAdds).length>200)
	{
		alert("联系地址不能超过200个字！") ;
		return false ;
	}

	senderZipcode =  document.getElementById("senderZipcode").value ;
	if(senderZipcode==null ||  !isPostalCode(senderZipcode))
	{
		alert("邮政编码未填写，或格式不正确，请重新填写！");
		return;
	}

	senderTitle =  document.getElementById("senderTitle").value ;
	if(senderTitle==null ||  Trim(senderTitle) == "")
	{
		alert("请填写标题");
		return;
	}
	if(Trim(senderTitle).length>200)
	{
		alert("标题不能超过200个字！") ;
		return false ;
	}

	senderContent =  document.getElementById("senderContent").value ;
	if(senderContent==null ||  Trim(senderContent) == "")
	{
		alert("请填写内容");
		return;
	}
	if(Trim(senderContent).length>1000)
	{
		alert("内容不能超过1000个字！") ;
		return false ;
	}

	document.getElementById("actionType").value="submit" ; 

	document.form1.submit();


}