function selectPresents(checkbox_object, subscription_id, sf_type) {

	var div_name = "sub_div_" + sf_type + "_" + subscription_id + "";
	var div_object = document.getElementById('' + div_name + '');

	var sub_count_name = "sub_row_count_" + sf_type + "_" + subscription_id + "";

	if (checkbox_object.checked == false) {

		//vynuluj pocet objednanych predplatnych
		document.getElementById('' + sub_count_name + '').value = 0;
		countPrice(subscription_id, sf_type);

		//zrus vsetky darceky
		var input_childs = div_object.getElementsByTagName('input');

		for (var i = 0; i < input_childs.length; i++) {
			input_childs[i].checked = false;
		}

		div_object.style.backgroundColor = "#FFFFFF";
//		alert(document.getElementById('num_of_unselected_presents').value);
		document.getElementById('num_of_unselected_presents').value--;
	} else {

		//ak mam iba jeden mozny darcek, mal by som ho hned vyplnit

		//ak mam viac ako jeden darcek, mal by som byt upozorneny ze bacha zober si darcek, mojko
		//pri druhej moznosti dam cervenym pozadie darcekoveho pola

		var input_childs = div_object.getElementsByTagName('input');

		if (input_childs.length == 1) {
			//je iba jeden darcek
			input_childs[0].checked = true;

		} else if (input_childs.length > 1) {
			//je viac ako jeden darcek
			alert("K zvolenému predplatnému si prosím nezabudnite vybrať darček");
			div_object.style.backgroundColor = "#f6d1c9";
			document.getElementById('num_of_unselected_presents').value++;
		}

		document.getElementById('' + sub_count_name + '').value = 1;
		countPrice(subscription_id, sf_type);
	}
}


function countPrice(subscription_id, sf_type) {
	var sub_count_name = "sub_row_count_" + sf_type + "_" + subscription_id + "";
	var sub_price_name = "sub_row_price_" + sf_type + "_" + subscription_id + "";
	var sub_total_name = "sub_row_total_" + sf_type + "_" + subscription_id + "";


	var sub_count	   = document.getElementById('' + sub_count_name + '').value;
	var sub_price 	   = document.getElementById('' + sub_price_name + '').innerHTML;

	var priceTotal	   = sub_price * sub_count;

	//document.getElementById('' + sub_total_name + '').innerHTML = priceTotal;

    document.getElementById('' + sub_total_name + '').innerHTML = priceTotal.toFixed(2);var Tp = new Number(((priceTotal*30.126)*100)/100);var priceTotal_convert = Tp.toFixed(0);var vypis = " " + priceTotal_convert + " ";var sub_bublina_name = "sub_buble_" + subscription_id +"";document.getElementById('' + sub_bublina_name + '').innerHTML = vypis

	//ak som zadal priamo do inputu pocet, odfajkni checkbox
	var sub_checkbox	= "subscription_" + sf_type + "_" + subscription_id + "";
	if (sub_count == 0) {
		document.getElementById('' + sub_checkbox + '').checked = false;
	} else {
		document.getElementById('' + sub_checkbox + '').checked = true;
	}

	countTotalPrice();
}


function countTotalPrice() {
	var main_table = document.getElementById('subscription_table_subscriptions');
	var input_childs = main_table.getElementsByTagName('input');

	var num_of_subscriptions 	= 0;
	var total_sum				= 0;

	for (var i = 0; i < input_childs.length; i++) {

		var input_id_string = new String(input_childs[i].id);
		if (input_id_string.substr(0, 14) == "sub_row_count_") {

			var element_identifier 		= input_id_string.substr(14);
			var total_price_span_name 	= "sub_row_total_" + element_identifier + "";

			num_of_subscriptions = num_of_subscriptions - (-input_childs[i].value);
			total_sum = total_sum - (-document.getElementById('' + total_price_span_name + '').innerHTML);

//			alert(input_id_string + " / " + element_identifier + " / " + total_price_span_name);
		}

		document.getElementById('sub_sum_count').innerHTML 			= num_of_subscriptions;
		document.getElementById('sub_sum_count_input').value		= num_of_subscriptions;

		document.getElementById('sub_sum_total_price').innerHTML 	= total_sum;
        var Tp = new Number(total_sum*30.126);document.getElementById('convert_sub_sum_total_price').innerHTML 	= Tp.toFixed(0);
	}
}


function checkNumOfPresents(sf_type, element_id, action_id, num_of_alloved, element_nr) {

	var main_input_name = "subscription_" + sf_type + "_" + element_id;
	var main_input_object = document.getElementById('' + main_input_name + '');

	var input_name 	= "sub_present_" + sf_type + "_" + element_id + "_" + action_id + "_p";

	var div_name = "sub_div_" + sf_type + "_" + element_id + "";
	var div_object = document.getElementById('' + div_name + '');


//	alert(main_input_object.checked);
//	if (main_input_object.checked == true) {
//		//ak mam vyplnene
//
//
//		div_object.style.backgroundColor = "#ffffff";
//	} else {
//		//divko v ktorom su predploatne dat zasa pekne bielou
//		div_object.style.backgroundColor = "#f6d1c9";
//	}


	if (main_input_object.checked == false) {
		if (confirm('Nie je možné dostať darček bez zvolenia si predplatného, prajete si objednať uvedené predplatné?')) {
			document.getElementById('' + main_input_name + '').checked = true;

			//nastav ze chcem jedno predplatne
			var sub_count_name = "sub_row_count_" + sf_type + "_" + element_id + "";
			document.getElementById('' + sub_count_name + '').value = 1;
			countPrice(element_id, sf_type);
		} else {
			document.getElementById('' + input_name + '[' + element_nr + ']').checked = false;
		}

		//ak je zvolene predplatne a nie je zvoleny darcek, vykreslit celu plochu na ruzovo
	} else {
		var input_childs = div_object.getElementsByTagName('input');
		var num_of_checked_children = 0;

		for (var i = 0; i < input_childs.length; i++) {
			if (input_childs[i].checked == true) {
				num_of_checked_children++;
			}
		}

		if (num_of_checked_children == 0) {
			div_object.style.backgroundColor = "#f6d1c9";
			document.getElementById('num_of_unselected_presents').value++;
		} else {
			div_object.style.backgroundColor = "#FFFFFF";
			document.getElementById('num_of_unselected_presents').value--;
		}
	}

	//mozem mat teoreticky 4 darceky, je otazka kolko z nich mozem rozdat
	var present_1 = document.getElementById('' + input_name + '[1]');
	var present_2 = document.getElementById('' + input_name + '[2]');
	var present_3 = document.getElementById('' + input_name + '[3]');
	var present_4 = document.getElementById('' + input_name + '[4]');

	var num_of_selected = 0;
	if (present_1 != null) {
		if (present_1.checked == true) {
			num_of_selected = num_of_selected + 1;
		}
	}

	if (present_2 != null) {
		if (present_2.checked == true) {
			num_of_selected = num_of_selected + 1;
		}
	}

	if (present_3 != null) {
		if (present_3.checked == true) {
			num_of_selected = num_of_selected + 1;
		}
	}
	
	if (present_4 != null) {
		if (present_4.checked == true) {
			num_of_selected = num_of_selected + 1;
		}
	}

	if (num_of_selected > num_of_alloved) {
		alert("Nie je možné vybrať si viac ako " + num_of_alloved + " darčekov");
		document.getElementById('' + input_name + '[' + element_nr + ']').checked = false;
	}
}


function checkSubscription() {

	var firstname		= document.getElementById("firstname");
	var surname			= document.getElementById("surname");
	var company			= document.getElementById("company");
	var address			= document.getElementById("address");
	var town			= document.getElementById("town");
	var psc				= document.getElementById("psc");
	var ico				= document.getElementById("ico");
	var icodph			= document.getElementById("icodph");
	var tel				= document.getElementById("tel");
	var email			= document.getElementById("email");
	var name_ob			= document.getElementById("name_ob");
	var surname_ob		= document.getElementById("surname_ob");
	var address_ob		= document.getElementById("address_ob");
	var town_ob			= document.getElementById("town_ob");
	var psc_ob			= document.getElementById("psc_ob");
	var tel_ob			= document.getElementById("tel_ob");
	var email_ob		= document.getElementById("email_ob");

	var other_address 	= document.getElementById('other_address');
	var sub_sum_count_input = document.getElementById('sub_sum_count_input');

	var payment_method_1	= document.getElementById("payment_method_1");
	var payment_method_2	= document.getElementById("payment_method_2");

	var num_of_unselected_presents = document.getElementById("num_of_unselected_presents");

//	alert(sub_sum_count_input.value);

	if (sub_sum_count_input.value < 1) {

		alert("Please choose a subscription" );
		return false;

	} else if (firstname.value=="") {

		alert("Vyplňte, prosím, meno platcu" );
		firstname.focus();
		return false;

	} else if (surname.value=="") {

		alert("Vyplňte, prosím, priezvisko platcu" );
		surname.focus();
		return false;

	} else if (address.value=="") {

		alert("Vyplňte, prosím, adresu platcu" );
		address.focus();
		return false;

	} else if (town.value=="") {

		alert("Vyplňte, prosím, mesto platcu" );
		town.focus();
		return false;

	} else if (psc.value=="") {

		alert("Vyplňte, prosím, PSČ platcu" );
		psc.focus();
		return false;

	} else if (email.value=="") {

		alert("Vyplňte, prosím, email platcu" );
		email.focus();
		return false;

	} else if (company.value!="" && ico.value=="") {

		alert("Vyplňte, prosím, IČO platcu" );
		ico.focus();
		return false;

	} else if (company.value!="" && ico.value!="" && icodph.value=="") {

		 alert("Vyplňte, prosím, IČO DPH platcu" );
   		 icodph.focus();
		 return false;

	} else if (tel.value=="") {

		alert("Vyplňte, prosím, telefónne číslo platcu" );
		tel.focus();
		return false;

	} else if (other_address.checked == true && name_ob.value=="") {

		alert("Vyplňte, prosím, meno obdarovaného" );
		name_ob.focus();
		return false;

	} else if (other_address.checked == true && surname_ob.value=="") {

		alert("Vyplňte, prosím, priezvisko obdarovaného" );
		surname_ob.focus();
		return false;

	} else if (other_address.checked == true && address_ob.value=="") {

		alert("Vyplňte, prosím, adresu obdarovaného" );
		address_ob.focus();
		return false;

	} else if (other_address.checked == true && town_ob.value=="") {

		alert("Vyplňte, prosím, mesto obdarovaného" );
		town_ob.focus();
		return false;

	} else if (other_address.checked == true && psc_ob.value=="") {

		alert("Vyplňte, prosím, PSČ obdarovaného" );
		psc_ob.focus();
		return false;

	} else if (other_address.checked == true && tel_ob.value=="") {

		alert("Vyplňte, prosím, telefónne číslo obdarovaného" );
		tel_ob.focus();
		return false;

	} else if (other_address.checked == true && email_ob.value=="") {

		alert("Vyplňte, prosím, email obdarovaného" );
		email_ob.focus();
		return false;

	} else if (payment_method_1.checked == false && payment_method_2.checked == false) {

		alert("Vyberte prosím spôsob platby" );
		return false;

	} else if (num_of_unselected_presents.value > 0) {

		alert("Vyberte si prosím všetky darčeky k predplatnému, nezvolené darčeky sú farebne odlíšené" );
		return false;

	} else {

		return true;

	}
}


function otherAddress() {

	var other_address 		= document.getElementById('other_address');
	var other_address_table = document.getElementById('other_address_table');

	if (other_address.checked == true) {
		other_address_table.style.display = 'block';
	} else {
		other_address_table.style.display = 'none';
	}
}