function costchange()
{
   var kind_code =document.orderform.kind_code;
   var paper_code =document.orderform.paper_code;
   var color_code =document.orderform.color_code;
   var coating_code =document.orderform.coating_code;
   var size_code =document.orderform.size_code;   
   var qty_code =document.orderform.qty_code;
   var price =document.orderform.pay;
   var subtitle = document.orderform.product_num.value; 
   var bak_code = document.orderform.after_bak.value;

	memo1_change();

	if(paper_code.value == "ppk07" || paper_code.value == "ppk16")	//200¾ÆÆ®, ½º³ë¿ì
	{
		if(qty_code.value == 5){price.value		= 29700*subtitle}
		else if(qty_code.value == 10){price.value		= 59400*subtitle}
		else if(qty_code.value == 50){price.value		= 285000*subtitle}
		else if(qty_code.value == 100){price.value		= 546000*subtitle}
		else if(qty_code.value == 150){price.value		= 796500*subtitle}
		else if(qty_code.value == 200){price.value		= 1056000*subtitle}
	}
	else if(paper_code.value == "ppkx6" || paper_code.value == "ppkar")	//¶ûµ¥ºä210, ¾Æ¸£¶¼210
	{
		if(qty_code.value == 5){price.value		= 34700*subtitle}
		else if(qty_code.value == 10){price.value		= 69300*subtitle}
		else if(qty_code.value == 50){price.value		= 332500*subtitle}
		else if(qty_code.value == 100){price.value		= 637000*subtitle}
		else if(qty_code.value == 150){price.value		= 929300*subtitle}
		else if(qty_code.value == 200){price.value		= 1232000*subtitle}
	}

	//¹Ú ¼±ÅýÃ
	if(bak_code == "spk25"){
		document.orderform.bak_price.value = 60000;
		document.orderform.after_price_bak_total.value = 60000;
		document.orderform.after_total_price_plus.value = 60000;
	}
	else if(bak_code == "spk26"){
		document.orderform.bak_price.value = 60000;
		document.orderform.after_price_bak_total.value = 60000;
		document.orderform.after_total_price_plus.value = 60000;
	}
	else
	{
		document.orderform.bak_price.value = 0;
		document.orderform.after_price_bak_total.value = 0;
		document.orderform.after_total_price_plus.value = 0;
	}

	price01_change();

}

function memo1_change()
{
   var kind_code =document.orderform.kind_code;
   var paper_code =document.orderform.paper_code;
   var color_code =document.orderform.color_code;
   var size_code =document.orderform.size_code;   
   var qty_code =document.orderform.qty_code;
   var price =document.orderform.pay;
   var subtitle = document.orderform.product_num; 

    document.all.memo1.innerHTML = paper_code.options[paper_code.selectedIndex].innerText + " / " + color_code.options[color_code.selectedIndex].innerText + " / " + size_code.options[size_code.selectedIndex].innerText+" / "+ qty_code.options[qty_code.selectedIndex].innerText + " / " + subtitle.options[subtitle.selectedIndex].innerText;
}

function price01_change()
{
   var frm = document.orderform;
    
  
    
    var price = frm.pay;
    var after_price = frm.after_total_price_plus.value;
    var price_01 = frm.price_01;
    price_01.value = Math.round(price.value);
    document.all.span_price.innerHTML = comma(Math.round(price.value));
    document.all.span_total_after_price_plus.innerHTML = comma(after_price);	//ÈÄ°¡°ø±Ý¾×

	document.all.break_pro_price_plus.innerHTML = comma(Math.round(price.value)); //Á¦Ç° ÃѾ×

    document.all.span_total_estimate_prie.innerHTML = comma(Math.round(eval(price.value)+eval(after_price))); //Á¦Ç° + ÈÄ°¡°ø ÃѾ×

    //alert(frm.after_total_price.value);


    //ºÎ°¡¼¼
    tax_price = (eval(price.value)+eval(after_price))/10
    frm.tax_price.value =  tax_price;
    document.all.span_tax_price.innerHTML = comma(tax_price);
    
    //°ßÀûÃѾ×
    estimate_price = eval(price.value)+eval(after_price)+eval(tax_price)
    frm.estimate_price_end.value =  estimate_price;
    document.all.span_estimate_price_end.innerHTML = comma(estimate_price);
}

function comma(x){
  var txtNumber = '' + x; 
  var rxSplit = new RegExp('([0-9])([0-9][0-9][0-9][,.])');
  var arrNumber = txtNumber.split('.');

  arrNumber[0] += '.';
  do{
    arrNumber[0] = arrNumber[0].replace(rxSplit, '$1,$2');
  } while (rxSplit.test(arrNumber[0]));

  if (arrNumber.length > 1) {
    return arrNumber.join('');
  }else{
    return arrNumber[0].split('.')[0];
  } 
}