function show_menu(which)
{
	var sub_menu = document.getElementById("sub_"+which);
	if(sub_menu)
	{
		sub_menu.style.display = "block";
	}
}

function hide_menu(which)
{
	var sub_menu = document.getElementById("sub_"+which);
	if(sub_menu)
	{
		sub_menu.style.display = "none";
	}
}

function submit_form(which)
{
	var dropdown = document.getElementById('rentals_dropdown_'+which)
	if(dropdown)
	{
		var selIndex = dropdown.selectedIndex;
		var value = dropdown.options[selIndex].value;
		if(value)
		{
			if(which == 1)
			{
				document.quick_search_1.submit();	
			}
			if(which == 2)
			{
				document.quick_search_2.submit();	
			}
			if(which == 3)
			{
				document.quick_search_3.submit();	
			}
			if(which == 4)
			{
				document.quick_search_4.submit();	
			}
			if(which == 5)
			{
				document.quick_search_5.submit();	
			}
			
		}
	}	
}