function start_checkout(){
	var req = "http://www.unaroo.co.kr/paypal/eco_step1_proc.php?callback=?";
	var payment_field = document.getElementById("PAYPAL_PAYMENT");
	var param = new Array();
	var PF_node = payment_field.children;

	param.push(escape(PF_node["ID"].id)+"="+escape(PF_node["ID"].value));
	param.push(escape(PF_node["AMT"].id)+"="+escape(PF_node["AMT"].value));
	param.push(escape(PF_node["RETURNURL"].id)+"="+escape(PF_node["RETURNURL"].value));
	param.push(escape(PF_node["CANCELURL"].id)+"="+escape(PF_node["CANCELURL"].value));

	$.getJSON(req+"&"+param.join("&"), function(data) {
		step1_callback(data);
	});
}
function step1_callback(result){

	var response_list = result.response.split("&");
	var response_each = new Array();
	for(var i=0; i < response_list.length; i++){
		response_each[response_list[i].split("=")[0]] = response_list[i].split("=")[1];
	}
	if(response_each["ACK"] == "Success"){
		//location.href = "https://www.sandbox.paypal.com/cgi-bin/webscr?cmd=_express-checkout&token="+response_each["TOKEN"];
		window.open("https://www.sandbox.paypal.com/cgi-bin/webscr?cmd=_express-checkout&token="+response_each["TOKEN"], "_blank", "width=800, height=600");
	}else{
		alert("¿À·ù°¡ ¹ß»ýµÇ¾ú½À´Ï´Ù."+result.response);
	}
}
//
function submit_checkout(){
	var req = "http://www.unaroo.co.kr/paypal/eco_step2_proc.php?callback=?";
	var payment_field = document.getElementById("PAYPAL_PAYMENT");
	var PF_node = payment_field.children;
	var param = new Array();
	param.push(escape(PF_node["PAYERID"].id)+"="+escape(PF_node["PAYERID"].value));
	param.push(escape(PF_node["TOKEN"].id)+"="+escape(PF_node["TOKEN"].value));
	param.push(escape(PF_node["AMT"].id)+"="+escape(PF_node["AMT"].value));
	param.push(escape(PF_node["ID"].id)+"="+escape(PF_node["ID"].value));

	$.getJSON(req+"&"+param.join("&"), function(data) {
		step2_callback(data);
	});
}
function step2_callback(result){
	var response_list = result.response.split("&");
	var response_each = new Array();
	for(var i=0; i < response_list.length; i++){
		response_each[response_list[i].split("=")[0]] = response_list[i].split("=")[1];
	}
	if(response_each["ACK"] == "Success"){
		alert("°áÁ¦°¡ Á¤»óÀûÀ¸·Î 󸮵Ǿú½À´Ï´Ù.");
		document.payment_field.submit();
	}else{
		alert("¿À·ù°¡ ¹ß»ýµÇ¾ú½À´Ï´Ù."+result.response);
	}
}
//¹è¼ÛÁ¤º¸ ¹Þ¾Æ¿À´Â ºÎºÐ
function check_detail_info(obj_this){
	var req = "http://www.unaroo.co.kr/paypal/eco_step_ship_proc.php?callback=?";
	var payment_field = document.getElementById("PAYPAL_PAYMENT");
	var PF_node = payment_field.children;
	var param = new Array();
	param.push(escape(PF_node["PAYERID"].id)+"="+escape(PF_node["PAYERID"].value));
	param.push(escape(PF_node["TOKEN"].id)+"="+escape(PF_node["TOKEN"].value));
	param.push(escape(PF_node["AMT"].id)+"="+escape(PF_node["AMT"].value));
	param.push(escape(PF_node["ID"].id)+"="+escape(PF_node["ID"].value));

	$.getJSON(req+"&"+param.join("&"), function(data) {
		step_ship_callback(data);
	});
}
function step_ship_callback(result){
	var response_list = result.response.split("&");
	var response_each = new Array();
	for(var i=0; i < response_list.length; i++){
		response_each[response_list[i].split("=")[0]] = response_list[i].split("=")[1];
	}
	if(response_each["ACK"] == "Success"){
		//detail info º¸±â
		var detail_view = document.getElementById("PAYPAL_DETAIL_INFO").children[0];
		var detail_each;
		var detail_list = new Array();
		for(i in response_each){
			detail_each = document.createElement("LI");
			detail_each.innerText = i+" : "+unescape(response_each[i]);
			detail_view.insertBefore(detail_each);
			detail_list[i] = response_each[i];
		}
		var process_btn = document.createElement("INPUT");
		process_btn.type = "button";
		process_btn.value = "´ÙÀ½";
		process_btn.onclick = function(){
			location.href = "?page=order&step=2&"+result.send_var+"&PayerID="+detail_list["PAYERID"]+"&token="+detail_list["TOKEN"];
		};
		document.getElementById("PAYPAL_DETAIL_INFO").insertBefore(process_btn);
		//°áÁ¦ ¿Ï·á ÆäÀÌÁö·Î ³Ñ±è
		//location.href="eco_step2.php?"+result.send_var;
	}else{
		alert("¿À·ù°¡ ¹ß»ýµÇ¾ú½À´Ï´Ù."+result.response);
	}
}