// JavaScript Document
var current_open = '';

function openListing (id)  {
	if (current_open!='')  {
		 $('#'+current_open).toggle('normal'); 
		 $('#'+current_open+'_header').removeClass('open_listing');
		 $('#'+current_open+'_header').addClass('closed_listing');
	}
	
	if (current_open==id)  {
		current_open='';
		$('#'+current_open+'_header').removeClass('open_listing');
		$('#'+current_open+'_header').addClass('closed_listing');
	}
	else {
		current_open = id;
		$('#'+id+'_header').addClass('open_listing');
		$('#'+id).toggle('normal'); 
	}
 
}