function contactShow(id, obj){
	contactHide();
    $('contact_block_'+id).style.display='block';
    
    var elements=[];
    elements=document.getElementsByClassName('contact_link');
    for(var i=0; i<elements.length; i++) elements[i].className='contact_link';
    elements=document.getElementsByClassName('newsletter_link');
    for(var i=0; i<elements.length; i++) elements[i].className='newsletter_link';
    elements=document.getElementsByClassName('map_link');
    for(var i=0; i<elements.length; i++) elements[i].className='map_link';

    obj.className=id+'_link '+id+'_link_active';
    
  	//window.location.search += '/index/'+id;
  	return false;
}

function contactHide(){
	$('contact_block_contact').style.display='none';
	$('contact_block_newsletter').style.display='none';
	$('contact_block_map').style.display='none';
}