// Swaps between accident_form
function make_accident_form_navi(id)
{
	document.getElementById('accident_form_div_' + id).style.display='none';
	document.getElementById('accident_form_div_' + (id+1)).style.display='block';

	document.getElementById('accident_form_a_' + id + '_off').style.display='none';
	document.getElementById('accident_form_a_' + id + '_on').style.display='block';
	document.getElementById('accident_form_a_' + id + '_off').className='accident_form_navi accident_form_navi_off';
	document.getElementById('accident_form_a_' + id + '_on').className='accident_form_navi accident_form_navi_on';
	document.getElementById('accident_form_a_' + (id+1) + '_off').className='accident_form_navi accident_form_navi_off accident_form_navi_active';
	document.getElementById('accident_form_a_' + (id+1) + '_on').className='accident_form_navi accident_form_navi_on accident_form_navi_active';
	document.getElementById('accident_form_a_' + (id+1) + '_off').style.display='none';
	document.getElementById('accident_form_a_' + (id+1) + '_on').style.display='block';
}

function make_accident_form_navi_top(id)
{
	// hide all
	for(var n=1; n<=3; n++)
	{
		document.getElementById('accident_form_div_' + n).style.display='none';
		document.getElementById('accident_form_a_' + n + '_off').className='accident_form_navi accident_form_navi_off';
		document.getElementById('accident_form_a_' + n + '_on').className='accident_form_navi accident_form_navi_on';
	}

	// show the one
	document.getElementById('accident_form_div_' + id).style.display='block';
	document.getElementById('accident_form_a_' + id + '_on').className='accident_form_navi accident_form_navi_on accident_form_navi_active';
}

function make_accident_form_onload()
{
	var id=4;

	// hide all
	for(var n=1; n<=3; n++)
	{
		document.getElementById('accident_form_div_' + n).style.display='none';
		document.getElementById('accident_form_a_' + n + '_off').className='accident_form_navi accident_form_navi_off';
		document.getElementById('accident_form_a_' + n + '_on').className='accident_form_navi accident_form_navi_on';
		document.getElementById('accident_form_a_' + n + '_off').style.display='none';
		document.getElementById('accident_form_a_' + n + '_on').style.display='block';
	}

	// show the one
	document.getElementById('accident_form_div_' + id).style.display='block';
	document.getElementById('accident_form_a_' + id + '_on').className='accident_form_navi accident_form_navi_on accident_form_navi_active';
}