// JavaScript Document
function kosten(){
		
		// Trich thong tin loai Visa
		var myVisalist=document.getElementById("visa");
		var visa_type= myVisalist.options[myVisalist.selectedIndex].id;
   		var visa_preis;
		var visa_stempel_preis; // Phi visa
		
		// Thong tin so luong khach 
		var pax = document.form.pax.value; 
		
		// Thong tin noi den
		var myDesList=document.getElementById("airport");
		if (myDesList.selectedIndex==-1) alert("Geben Sie bitte Ankunftsflughafen ein!");
		var destination = myDesList.options[myDesList.selectedIndex].id;
		
		
		
		// Thong tin Express
		var express = document.form.express.value;
		var express_preis = 0 ; 
		
	  	//  CAC BIEN DE TINH TOAN GIA
		//  Giam gia
		var vrabatt = 0;
		var orabatt = 0;
		
		// Tong cong
		var vtotal;
		var ototal = 0;
		
		var total;
		
		
		// Tinh visa_preis va visa_stempel_preis tuy theo visa_type
		switch (visa_type) {
    		case "MS1": visa_stempel_preis= 25;
                                        if (pax <= 2) {visa_preis = 15}
                                        if (pax >= 3 && pax <= 5)  {visa_preis = 14}
                                        if (pax >= 6) {visa_preis = 12}
                    break;

                    case "MS3": visa_stempel_preis= 25;
                                        if (pax <= 2) {visa_preis = 25}
                                        if (pax >= 3 && pax <= 5)  {visa_preis = 24}
                                        if (pax >= 6) {visa_preis = 22}
                    break;

                    case "MS6": visa_stempel_preis= 25;
                                        if (pax <= 2) {visa_preis = 34}
                                        if (pax >= 3 && pax <= 5)  {visa_preis = 29}
                                        if (pax >= 6) {visa_preis = 27}
                    break;
 
    		case "MM1": visa_stempel_preis= 50;
					if (pax <= 2) {visa_preis = 21}
					if (pax >= 3 && pax <= 5)  {visa_preis = 19} 
					if (pax >= 6) {visa_preis = 17}
                break;
 
    		case "MM3": visa_stempel_preis= 50;
					if (pax <= 2) {visa_preis = 31}
					if (pax >= 3 && pax <= 5)  {visa_preis = 30} 
					if (pax >= 6) {visa_preis = 28}
                break;

            	case "MM6": visa_stempel_preis= 100;
					if (pax <= 2) {visa_preis = 39}
					if (pax >= 3 && pax <= 5)  {visa_preis = 34} 
					if (pax >= 6) {visa_preis = 31}
                break;

            	case "Y1": visa_stempel_preis= 100;
					if (pax <= 2) {visa_preis = 138}
					if (pax >= 3 && pax <= 5)  {visa_preis = 128} 
					if (pax >= 6) {visa_preis = 118}
                break;
				
		} // End of switch
            
			
		//----- Gan gia tien cho dich vu kem theo-------------
		if ( express == "yes" )
		{
			      express_preis = pax * 15;
		
	    	} // end of if
		vtotal = pax*visa_preis;
		//---------Tong so tien phai tra----------	  
		total = vtotal + express_preis;
		total = total * 100;
		total = Math.round(total);
		total = total / 100;
	
  document.getElementById("summe").value=total;
  document.getElementById("gesamt_kosten").value=total;
  if (document.getElementById("stempel")!=null)
	  document.getElementById("stempel").value=visa_stempel_preis;
		
}