function validate3 () {
  var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
  var neirong3 = document.getElementById("neirong3").value.toUpperCase();
  var phone3 = document.getElementById("phone3").value.toUpperCase();
  var email3 = document.getElementById("email3").value.toUpperCase();
  var money3 = document.getElementById("money3").value.toUpperCase();
  var nickname3 = document.getElementById("nickname3").value.toUpperCase();
  var company3 = document.getElementById("company3").value.toUpperCase();

  	if(money3.length<=0){
  		alert("请输入预约金额!");
  		return false;
  	}
	else if (company3.length<=0){
  		alert("请输入机构名称!");
  		return false;
  	}
	else if (nickname3.length<=0){
  		alert("请输入联系人姓名!");
  		return false;
  	}
  	else if (phone3.length<=0){
  		alert("请输入手机号码!");
  		return false;
  	}
	else if (phone3.length>=12||phone3.length<=10)
  	{
  		alert("手机号码应为11位数字!");
  		return false;
  	}
	else if (email3.length<=0){
  		alert("请输入邮箱!");
  		return false;
  	}
	else if (!filter.test(email3))
  	{
  		alert("邮箱格式不正确!");
  		return false;
  	}
  }