function sendemail()
{
	var semail = $("input#email").val();
	var name = $("input#name").val();
	var company = $("input#company").val();
	var tel = $("input#tel").val();
	var des = $("#des").val();
	var email = /^[a-zA-Z0-9_-]+@[a-zA-Z0-9_-]+(\.[a-zA-Z0-9_-]+)+$/;
	var text = "";
	if(!email.test(semail))
	{
		alert("请您输入正确的电子邮件地址！");
		$("input#email").val("");
	}
	else
	{           
		$("#email_msg").load("sendemail.php",{email:semail,name:name,company:company,tel:tel,des:des});
		$("input#email").val("");
		$("input#name").val("");
		$("input#company").val("");
		$("input#tel").val("");
		$("#des").val("");
	}
}