var old_home_element = '';
	
function home_putactif( display ){
		
	var element = document.getElementById( display );
	element.style.display = 'block';
		
	if( (old_home_element == '') || (old_home_element == display) ){
		
		old_home_element = display;
		
	} else {
		
		element = document.getElementById( old_home_element );
		element.style.display = 'none';
		
		old_home_element = display;
		
	}
			
}
	
function home_refresh(){
	
	if ( old_home_element != '' ) {
		
		var element = document.getElementById( old_home_element );
		
		if( element.style.display == "block" ) {
			
			element.style.display = 'none';
			
		}
	}
		
}

function show_identification(){
	var elname = 'identification';
	
	var actualposition = document.documentElement.scrollTop ;
	var modbox = document.getElementById(elname);
	var shad = document.getElementById('shad');
	
	shad.style.display="block"; 
	modbox.style.display = "block";

	addEvent(shad,'click',close_identification);
	
	window.scrollTo(0,actualposition);
}

function close_identification() {
	var elname = 'identification';
	var shad = document.getElementById('shad');
	var modbox = document.getElementById(elname);
	modbox.style.display="none"; 
	shad.style.display="none";
	
	delEvent(shad,'click',close_identification);
	delEvent(modbox,'click',close_identification);
		
	closemodal();
}