function get_dropdown(some_id){
	var new_image = '/s/tropical/nav/' + some_id + '2.png';
	document.getElementById(some_id).setAttribute('src',new_image);
	
	var menu_id = some_id + '-menu';
	document.getElementById(menu_id).style.top = '190px';
	document.getElementById(menu_id).style.cursor = 'pointer';
	
}


function lose_dropdown2(some_id){
	var new_image = '/s/tropical/nav/' + some_id + '.png';
	document.getElementById(some_id).setAttribute('src',new_image);
	
	var menu_id = some_id + '-menu';
	document.getElementById(menu_id).style.top = '-20000px';
}

function lose_dropdown(some_id){
	lose_dropdown2(some_id);
}