var basicoArr = new Array();
	var plusArr = new Array();
	
	A = [300,450,576,720,864,1008,1072,1206,1340,1474,1512,126];
	B = [668,1002,1312,1640,1988,2296,2544,2862,3180,3498,3270,310];
	D = [610,915,1196,1495,1794,2093,2312,2601,2890,3179,3372,281];
	F = [704,1056,1384,1730,2076,2422,2688,3024,3360,3696,3936,328];
	G = [590,885,1156,1445,1734,2023,2232,2511,2790,3069,3252,271];	
	basicoArr = [A,B,D,F,G];	
	A = [390,585,780,975,1170,1360,1365,1530,1700,1870,1980,165];
	B = [758,1137,1516,1895,2274,2648,2837,3186,3540,3894,4188,349];
	D = [700,1050,1400,1750,2100,2445,2605,2925,3250,3575,3840,320];
	F = [794,1191,1588,1985,2382,2774,2981,3348,3720,4092,4404,367];
	G = [880,1020,1360,1700,2040,2375,2525,2835,3150,3465,3720,310];
	
	plusArr = [A,B,D,F,G];

	function calcularPrecio(){
	
		var show = true;
		semanas = document.getElementById('semanas').value;
		
		if(semanas == 11 && document.getElementById('semana2').value < 12){
			
			alert("El número de semanas debe ser superior a 12");
			show = false;
		}
				
		tipoCurso = document.getElementById('tipoCurso').value;
		tipoAlojamiento = document.getElementById('tipoAlojamiento').value;
		precio = (tipoCurso == 'basico')? basicoArr[tipoAlojamiento][semanas] : plusArr[tipoAlojamiento][semanas];
		
		if(semanas == 11){
			
			precio = precio * document.getElementById('semana2').value;
		}
		
		if(document.getElementById('transfer').checked){
			
			precio = precio + 65;
		}
		
		document.getElementById('resultadoText').value = precio + ' €';
		return show;
	}
	
	function mostrarPrecio(){
	
		document.getElementById('resultado').style.display = 'none';
		show = calcularPrecio();
		
		if(show){
		
			document.getElementById('resultado').style.display = 'block';
		}
	}
	
	function activarSemanas(selector){
		
		if(selector.value == 11){
			
			document.getElementById('masSemanas').style.display = 'block';
			document.getElementById('semana2').readOnly	= '';
			document.getElementById('semana2').focus();
			
		}else{
		
			document.getElementById('masSemanas').style.display = 'none';
			document.getElementById('semana2').readOnly	= 'readonly';
			document.getElementById('semana2').blur();
		}
	}