//预订返回错误信息
function SetFocus()
{
	form1.lxr.focus();
}
function check()
{
	if(form1.lxr.value=="")
	{
		alert("请输入联系人!")
		form1.lxr.focus();
		return false;
	}
	if(form1.yzbm.value!="")
	{
		if((fucCheckNUM(form1.yzbm.value)==0) || (form1.yzbm.value.length!=6))
		{
			alert("邮编请用阿拉伯数字填写(6位)！");
			form1.yzbm.focus();
			return false;
		}
	}
	if(form1.lxdh.value=="")
	{
		alert("请输入联系电话!")
		form1.lxdh.focus();
		return false;
	}
	if(form1.email.value=="")
	{
		alert("请输入Email!")
		form1.email.focus();
		return false;
	}
	if (!IsEmail(form1.email.value))
  	{
		alert('电子邮箱地址格式不正确！');
		form1.email.focus();
		return false;
	}
	if(form1.dgnr.value=="")
	{
		alert("请输入订购内容!")
		form1.dgnr.focus();
		return false;
	}
}
//电子邮箱格式判断
function IsEmail(argValue)
{
	var emailStr=argValue.toLowerCase();
	var checkTLD=1;
	var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;
	var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";
	var validChars="\[^\\s" + specialChars + "\]";
	var quotedUser="(\"[^\"]*\")";
	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
	var atom=validChars + '+';
	var word="(" + atom + "|" + quotedUser + ")";
	var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
	var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");
	var emailPat=/^(.+)@(.+)$/;
	var matchArray=emailStr.match(emailPat);
	if (matchArray==null)
  	{return false;}
	var user=matchArray[1];
	var domain=matchArray[2];
	for (i=0; i<user.length; i++)
	{
		if (user.charCodeAt(i)>127)
		{return false;}
	}
	for (i=0; i<domain.length; i++)
  	{
		if (domain.charCodeAt(i)>127)
		{return false;}
  	}
	if (user.match(userPat)==null)
  	{return false;}
	var IPArray=domain.match(ipDomainPat);
	if (IPArray!=null)
  	{
		for (var i=1;i<=4;i++)
    	{
			if (IPArray[i]>255)
      		{return false;}
    	}
    	return true;
  	}
	var atomPat=new RegExp("^" + atom + "$");
	var domArr=domain.split(".");
	var len=domArr.length;
	for (i=0;i<len;i++)
  	{
		if (domArr[i].search(atomPat)==-1)
    	{	return false;}
  	}
	if (checkTLD && domArr[domArr.length-1].length!=2 && domArr[domArr.length-1].search(knownDomsPat)==-1)
  	{return false;}
	if (len<2)
  	{return false;}
	return true;
}
function fucCheckNUM(NUM) {
    var i,j,strTemp;
    strTemp="0123456789";
    if ( NUM.length== 0)
        return 0
    for (i=0;i<NUM.length;i++) {
        j=strTemp.indexOf(NUM.charAt(i));
        if (j==-1) {
            return 0;
        }
    }
    return 1;
}
function fucCheckNUM1(NUM) {
    var i,j,strTemp;
    strTemp="0123456789-()";
    if ( NUM.length== 0)
        return 0
    for (i=0;i<NUM.length;i++) {
        j=strTemp.indexOf(NUM.charAt(i));
        if (j==-1) {
            return 0;
        }
    }
    return 1;
}