function showblock(id){
	e=document.getElementById(id);
	hiddenallblock();
	e.style.display = 'block';
}

function hiddenallblock() {
	document.getElementById('aboutme').style.display = 'none';
	document.getElementById('prof').style.display = 'none';
	document.getElementById('business').style.display = 'none';
	document.getElementById('lang').style.display = 'none';
	document.getElementById('communication').style.display = 'none';
	document.getElementById('info').style.display = 'none';
	document.getElementById('dopinfo').style.display = 'none';
	document.getElementById('otherinfo').style.display = 'none';
}

function hiddenlang(id) {
	document.getElementById(id+'1').style.display = 'none';
	document.getElementById(id+'2').style.display = 'none';
	document.getElementById(id+'3').style.display = 'none';
}

function showlang(id) {
	hiddenlang(id);
	value = document.getElementById(id).value;
	if (value != 0)	document.getElementById(id + value).style.display = 'block';
}

function showsuprug(id) {
	value = document.getElementById(id).value;
	if ((value != 1) && (value != 2) && (value != 3)) {
		document.getElementById(id+'1').style.display = 'block';
		document.getElementById(id+'2').style.display = 'block';
		document.getElementById(id+'3').style.display = 'block';
	} else {
		document.getElementById(id+'1').style.display = 'none';
		document.getElementById(id+'2').style.display = 'none';
		document.getElementById(id+'3').style.display = 'none';
	}
}

function showmembers(id) {
	if (document.getElementById(id).value == 0) {
		document.getElementById('yes'+id).style.display = 'block';
	} else {
		document.getElementById('yes'+id).style.display = 'none';
	}
}

function addinfo() {
	count = document.getElementById('countinfo').value;

	row0 = document.createElement('tr');
	row0.id = 'inforow'+count+'0';
	col01 = document.createElement('th');
	col01.innerHTML = 'Приезд №' + count;
	col02 = document.createElement('th');
	col02.innerHTML = '<a href="javascript:delinfo(\'inforow'+count+'\')">Удалить</a>';
	row0.appendChild(col01);
	row0.appendChild(col02);

	row1 = document.createElement('tr');
	row1.id = 'inforow'+count+'1';
	col11 = document.createElement('td');
	col11.innerHTML = 'Дата приезда';
	col12 = document.createElement('td');
	col12.innerHTML = '<input type="text" name="datein">';
	row1.appendChild(col11);
	row1.appendChild(col12);
	
	row2 = document.createElement('tr');
	row2.id = 'inforow'+count+'2';
	col21 = document.createElement('td');
	col21.innerHTML = 'Дата отъезда';
	col22 = document.createElement('td');
	col22.innerHTML = '<input type="text" name="dateout">';
	row2.appendChild(col21);
	row2.appendChild(col22);
	
	row3 = document.createElement('tr');
	row3.id = 'inforow'+count+'3';
	col31 = document.createElement('td');
	col31.innerHTML = 'Цель приезда';
	col32 = document.createElement('td');
	col32.innerHTML = '<input type="text" name="why">';
	row3.appendChild(col31);
	row3.appendChild(col32);
	
	row4 = document.createElement('tr');
	row4.id = 'inforow'+count+'4';
	col41 = document.createElement('td');
	col41.innerHTML = 'Тип визы';
	col42 = document.createElement('td');
	col42.innerHTML = '<input type="text" name="type">';
	row4.appendChild(col41);
	row4.appendChild(col42);

	document.getElementById('info').getElementsByTagName('tbody')[0].appendChild(row0);
	document.getElementById('info').getElementsByTagName('tbody')[0].appendChild(row1);
	document.getElementById('info').getElementsByTagName('tbody')[0].appendChild(row2);
	document.getElementById('info').getElementsByTagName('tbody')[0].appendChild(row3);
	document.getElementById('info').getElementsByTagName('tbody')[0].appendChild(row4);
	
	document.getElementById('countinfo').value = parseInt(count,10)+1
}

function delinfo(id) {
	e = document.getElementById(id+'0');
	e.parentNode.removeChild(e);
	e = document.getElementById(id+'1');
	e.parentNode.removeChild(e);
	e = document.getElementById(id+'2');
	e.parentNode.removeChild(e);
	e = document.getElementById(id+'3');
	e.parentNode.removeChild(e);
	e = document.getElementById(id+'4');
	e.parentNode.removeChild(e);
}