function chkappo(){
	var flag=1;
	
	
	var itime = parseInt(document.appo_form.t.value);
	var iname = document.appo_form.name.value;
	var iphone = document.appo_form.phone.value;
	//return false;
	if(isNaN(itime)){
		document.getElementById("errT").innerHTML = "请选择预约日期!";
		flag=0;
	}else{
		document.getElementById("errT").innerHTML = "";
	}
	
	if(iname.length<1){
		document.getElementById("errName").innerHTML = "请填写姓名!";
		flag=0;
	}else{
		document.getElementById("errName").innerHTML = "";
	}
	
	if(iphone.length<8){
		document.getElementById("errPhone").innerHTML = "请填写手机或电话等联系方式!";
		flag=0;
	}else{
		document.getElementById("errPhone").innerHTML = "";
	}
	
	if(!flag) return false;
}