function check(form){
	if(form.name.value == "null" || form.name.value == ""){
		alert("请输入您的姓名");
		return;
		form.name.focus();
	}
	if((form.telephone.value == "null" || form.telephone.value == "") && (form.mobile.value == "null" || form.mobile.value == "")){
		alert("请输入您的电话号码或手机号码");
		form.mobile.focus();
		return;
	}
	if(form.address.value == "null" || form.address.value == ""){
		alert("请输入您的收刊地址");
		return;
		form.address.focus();
	}
	if(form.postalcode.value == "null" || form.postalcode.value == ""){
		alert("请输入您的收刊地址处的邮编");
		return;
		form.postalcode.focus();
	}
	if(form.remitmoney.value == "null" || form.remitmoney.value == ""){
		alert("请输入您汇款金额");
		return;
		form.postalcode.focus();
	}
	form.submit();
}