// 从DB中读取server info并且显示的函数:
function readServer(){
	var xmlhttp=initxmlhttp();
	var game_id=document.getElementById("selectgameid").value;
	//document.plform.price.value="";
	//var last_name = document.getElementById('last_name').value;
	//readButton.disabled="disabled";
	//showcontent.innerHTML='Loading......';
	//alert("gameid is:"+game_id);
	var urll='getserver.php?action=read&game_id='+game_id;
	//ajax.open('get', 'search_results_xml.php?last_name=' + encodeURIComponent(last_name));
	xmlhttp.open('GET',urll,true);
	xmlhttp.onreadystatechange=function(){
		if(xmlhttp.readyState==4 && (xmlhttp.status==200 || xmlhttp.status == 304))
			{
				//var change_selectserver=document.getElementById("selectserver");
				var sshow=document.getElementById("servershow");
				//change_selectserver.style.display = 'None';
				sshow.innerHTML=xmlhttp.responseText;
			}
	}
	xmlhttp.send(null);		
}

//显示各游戏数量
function Showqty(){
	var xmlhttp=initxmlhttp();
	var game_id=document.getElementById("selectgameid").value;
	var url='showqty.php?action=read&game_id='+game_id;
	//alert("gameid is:"+game_id);
	xmlhttp.open('GET',url,true);
	xmlhttp.onreadystatechange=function(){
		if(xmlhttp.readyState==4 && (xmlhttp.status==200 || xmlhttp.status == 304))
			{
				var goldnumber=document.getElementById("goldnumber");
				goldnumber.innerHTML=xmlhttp.responseText;				
	
			}
	}
	xmlhttp.send(null);		
}


//计算价格：------
function Calcprice(){
	var xmlhttp=initxmlhttp();
	var game_id=document.getElementById("selectgameid").value;
	var server_id=document.getElementById("selectserverid").value;
	var gold_qty=document.getElementById("goldnum").value;
	var money_id=document.getElementById("moneyid").value;	
	//alert("server_id is:"+server_id);
	if(game_id=='' || server_id==''){
		var showerror=document.getElementById("price_original");
		showerror.innerHTML.value='Choose your realm and server';
		}
		var url='Calcprice.php?action=read&game_id='+game_id+'&server_id='+server_id+'&gold_qty='+gold_qty+'&money_id='+money_id;
		xmlhttp.open('GET',url,true);
		xmlhttp.onreadystatechange=function(){
		if(xmlhttp.readyState==4 && (xmlhttp.status==200 || xmlhttp.status == 304))
			{
				var showprice=document.getElementById("price_original");
				showprice.innerHTML=xmlhttp.responseText;	
			}
	}
	xmlhttp.send(null);		
}

//显示折扣价格：------
function Show_disc_price(){
	var xmlhttp=initxmlhttp();
	var game_id=document.getElementById("selectgameid").value;
	var server_id=document.getElementById("selectserverid").value;
	var gold_qty=document.getElementById("goldnum").value;
	var money_id=document.getElementById("moneyid").value;
	var coupon_code=document.getElementById("coupon_code").value;	
	//alert("server_id is:"+server_id);
	if(game_id=='' || server_id==''){
		var showerror=document.getElementById("price_discount");
		showerror.innerHTML.value='Choose your realm and server';
		}
		var url='Show_disc_price.php?action=read&game_id='+game_id+'&server_id='+server_id+'&gold_qty='+gold_qty+'&money_id='+money_id+'&coupon_code='+coupon_code;
		xmlhttp.open('GET',url,true);
		xmlhttp.onreadystatechange=function(){
		if(xmlhttp.readyState==4 && (xmlhttp.status==200 || xmlhttp.status == 304))
			{
				var show_disc_price=document.getElementById("price_discount");
				show_disc_price.innerHTML=xmlhttp.responseText;	
			}
	}
	xmlhttp.send(null);		
}

//显示节约的Money：------
function Show_save_money(){
	var xmlhttp=initxmlhttp();
	var game_id=document.getElementById("selectgameid").value;
	var server_id=document.getElementById("selectserverid").value;
	var gold_qty=document.getElementById("goldnum").value;
	var money_id=document.getElementById("moneyid").value;	
	var coupon_code=document.getElementById("coupon_code").value;
	//alert("server_id is:"+server_id);

		var url='Show_save_money.php?action=read&game_id='+game_id+'&server_id='+server_id+'&gold_qty='+gold_qty+'&money_id='+money_id+'&coupon_code='+coupon_code;
		xmlhttp.open('GET',url,true);
		xmlhttp.onreadystatechange=function(){
		if(xmlhttp.readyState==4 && (xmlhttp.status==200 || xmlhttp.status == 304))
			{
				var show_save_price=document.getElementById("you_save");
				show_save_price.innerHTML=xmlhttp.responseText;	
			}
	}
	xmlhttp.send(null);		
}


//检查优惠代码：------
function CheckCouponCode(){
	var xmlhttp=initxmlhttp();
	var game_id=document.getElementById("selectgameid").value;
	var server_id=document.getElementById("selectserverid").value;
	var gold_qty=document.getElementById("goldnum").value;
	var money_id=document.getElementById("moneyid").value;	
	var coupon_code=document.getElementById("coupon_code").value;
	if(coupon_code.length>0){
     //alert("coupon_code.length is :"+coupon_code.length);
		document.getElementById("ccode_msg_dt").style.display = "";
		document.getElementById("ccode_msg_dd").style.display = "";
	 var url='CheckCouponCode.php?action=read&game_id='+game_id+'&server_id='+server_id+'&gold_qty='+gold_qty+'&money_id='+money_id+'&coupon_code='+coupon_code;
			xmlhttp.open('GET',url,true);
			xmlhttp.onreadystatechange=function(){
			if(xmlhttp.readyState==4 && (xmlhttp.status==200 || xmlhttp.status == 304))
				{
					var show_coupon_msg=document.getElementById("ccode_msg");
					show_coupon_msg.innerHTML=xmlhttp.responseText;	
				}
		    }

	 xmlhttp.send(null);
	}	
	else{
		document.getElementById("ccode_msg_dt").style.display = "none";
		document.getElementById("ccode_msg_dd").style.display = "none";
	}
}


//显示各游戏数量价格在右边:
function Changevolume(){
	var xmlhttp=initxmlhttp();
	var game_id=document.getElementById("selectgameid").value;
	var server_id=document.getElementById("selectserverid").value;
	//var gold_qty=document.getElementById("goldnum").value;
	var money_id=document.getElementById("moneyid").value;	
	var gold_unit=document.getElementById("gold_unit").value;
	var min_disc_qty=document.getElementById("min_disc_qty").value;
	//alert("server_id is:"+server_id);

		var url='Changevolume.php?action=read&game_id='+game_id+'&server_id='+server_id+'&min_disc_qty='+min_disc_qty+'&money_id='+money_id+'&gold_unit='+gold_unit;
		xmlhttp.open('GET',url,true);
		xmlhttp.onreadystatechange=function(){
		if(xmlhttp.readyState==4 && (xmlhttp.status==200 || xmlhttp.status == 304))
			{
				var show_odl=document.getElementById("odl");
				show_odl.innerHTML=xmlhttp.responseText;	
			}
	}
	xmlhttp.send(null);		
}

//弹出订购数量和本服务器平均购买量:
function Show_face_qty(){
	var xmlhttp=initxmlhttp();
	var game_id=document.getElementById("selectgameid").value;
	var server_id=document.getElementById("selectserverid").value;
	var order_qty=document.getElementById("goldnum").value;
	//alert("server_id is:"+server_id);
   if(game_id!='' && server_id!=''){
	    document.getElementById("gn_div").style.display = "";	
		var url='show_face_qty.php?action=read&game_id='+game_id+'&server_id='+server_id+'&order_qty='+order_qty;
		xmlhttp.open('GET',url,true);
		xmlhttp.onreadystatechange=function(){
		if(xmlhttp.readyState==4 && (xmlhttp.status==200 || xmlhttp.status == 304))
			{
				var show_gn_div=document.getElementById("gn_div");
				show_gn_div.innerHTML=xmlhttp.responseText;	
			}
	}
	xmlhttp.send(null);		
   }
   else {
	   document.getElementById("gn_div").style.display = "none";	   
	   }
}
//按字母显示服务器:
function ChServer_byW(){
	var xmlhttp=initxmlhttp();
	var game_id=document.getElementById("selectgameid").value;
	var server_wd=document.getElementById("server_wd").value;	
		var url='ChServer_byW.php?action=read&game_id='+game_id+'&server_wd='+server_wd;
		xmlhttp.open('GET',url,true);
		xmlhttp.onreadystatechange=function(){
		if(xmlhttp.readyState==4 && (xmlhttp.status==200 || xmlhttp.status == 304))
			{
				//alert("server_wd is:"+server_wd);
				var sshowa=document.getElementById("servershow");
				sshowa.innerHTML=xmlhttp.responseText;	
			}
	}
	xmlhttp.send(null);		
}