function switch_loc(hr){
	location.href=hr;
}
function show_div(num){
	if(document.getElementById('div_'+num)) document.getElementById('div_'+num).className='shown';
	if(document.getElementById('left_'+num)) document.getElementById('left_'+num).className='act';
}
function hide_div(num){
	if(document.getElementById('div_'+num)) document.getElementById('div_'+num).className='hidden';
	if(document.getElementById('left_'+num)) document.getElementById('left_'+num).className='';
}
function show_subdiv(num){
	if(document.getElementById('subdiv_'+num)) document.getElementById('subdiv_'+num).className='act';
	if(document.getElementById('subleft_'+num)) document.getElementById('subleft_'+num).className='act';
	inta=(parseInt(num) - parseInt(num) % 10) /10;
	if(document.getElementById('div_'+inta)) document.getElementById('div_'+inta).className='shown';
}
function hide_subdiv(num){
	if(document.getElementById('subdiv_'+num)) document.getElementById('subdiv_'+num).className='';
	if(document.getElementById('subleft_'+num)) document.getElementById('subleft_'+num).className='';
	inta=(parseInt(num) - parseInt(num) % 10) /10;
	if(document.getElementById('div_'+inta)) document.getElementById('div_'+inta).className='hidden';
}