window.onload=ddmenu;
/* Page loads; all drop-down menus are put into their initial state */
var output = [
'<style type="text/css">',
'	.primary_navigation ul li ul {',
'		display: none;',
'	}',
'</style>',
];
document.write(output.join('\n'));
function ddmenu(id) {
	var d = document.getElementById(id);
	/* User clicks on an item */
	if (d) {
		/* All drop-down menu items going up to 50 (default) are closed */
		for (var i = 1; i<=50; i++) {
			if (document.getElementById('ddmenu_'+i)) {
				document.getElementById('ddmenu_'+i).style.display='none';
			}
			/* The drop-down menu the user clicked is opened */
			d.style.display='block';
		}
	}
}