function dropdown(el) {
	if(document.getElementById('DD_'+el.id) == null){
		var theback = " ";
	}else{
		var theback = document.getElementById('DD_'+el.id).innerHTML;
	}
document.getElementById('menu_header_sub').innerHTML = theback;
document.getElementById('menu_header_sub_2').innerHTML = " ";
document.getElementById('menu_header_sub_3').innerHTML = " ";
}

function dropdown_2(el) {

if(document.getElementById('DDD_'+el.id) == null){
		var theback = " ";
	}else{
		var theback = document.getElementById('DDD_'+el.id).innerHTML;
	}
document.getElementById('menu_header_sub_2').innerHTML = theback;
document.getElementById('menu_header_sub_3').innerHTML = " ";
   
}

function dropdown_3(el) {
	if(document.getElementById('DDDD_'+el.id) == null){
		var theback = " ";
	}else{
		var theback = document.getElementById('DDDD_'+el.id).innerHTML;
	}
document.getElementById('menu_header_sub_3').innerHTML = theback;
   
}

function dropdown_4(el) {
	
   
}