function Email(eHref,eValue){
	if (eValue != ""){
		if (eValue.length < 7 || eValue.indexOf("@")==-1 || eValue.indexOf(".")==-1 || eValue.indexOf("!")!=-1) {
			document.emailform.email.focus();
			window.alert("请检查你输入email的格式.");
			return false;
		}
		else{
			var eurl = eHref +"&email="+ eValue;
			window.open(eurl,"","width=238 height=124,top=100,left=200,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbarstMain=no,scrollbars=no,resizable=no");
			return false;
		}
	}else{
		window.alert("请输入email.");
		return false;
	}
	return true
}