function post_form(){
	document.getElementById('form_id').submit();
	}
	
function switch_search(type){
	document.getElementById('id_search_type').value = type;
	document.getElementById('form_id').submit();
	}
	
function switch_type_search(id_to_enabled){
	document.getElementById(id_to_enabled).checked = true;
	post_form();
	}