function showDropDown(num)
{
	var dropDownDiv = document.getElementById("drop_down_" + num);
	var button = document.getElementById("top_menu_" + num);
	var left = button.offsetLeft;
	var bottom = button.offsetTop + button.offsetHeight + 9;
	var IE6 = false /*@cc_on || @_jscript_version < 5.7 @*/;
	if (IE6) bottom -= 10;
	if (dropDownDiv)
	{
		dropDownDiv.style.display = "";
		dropDownDiv.style.left = "0px";
		dropDownDiv.style.top = bottom + "px";
	}
	var highlightDiv = document.getElementById("menu_highlight");
	highlightDiv.style.display = "";
	highlightDiv.style.left = left + "px";
	highlightDiv.style.top = (button.offsetTop - 2) + "px";
	var stretchTd= document.getElementById("stretch");
	stretchTd.style.height = (button.offsetHeight + 14) + "px";
	stretchTd.style.width = button.offsetWidth + "px";
}

function hideDropDown(num)
{
	var div = document.getElementById("drop_down_" + num);
	if (div)
	{
		div.style.display = "none";
	}
	div = document.getElementById("menu_highlight");
	div.style.display = "none";
}