var showTimeoutID = null;
var shownMenuID = null;

function doShowSub(id) {
    if (shownMenuID != null) document.getElementById(shownMenuID).style.display = 'none';
    document.getElementById(id).style.display = 'block';
    shownMenuID = id;

    if (document.getElementById("menu0Td")) {
        if (id == "menu0") { document.getElementById("menu0Td").style.backgroundImage = "url(cms/RoskildeKommune/images/level1_red_active.gif)"; }
        else { document.getElementById("menu0Td").style.backgroundImage = "url(cms/RoskildeKommune/images/level1_red.gif)"; }
    }

    if (document.getElementById("menu1Td")) {
        if (id == "menu1") { document.getElementById("menu1Td").style.backgroundImage = "url(cms/RoskildeKommune/images/level1_yellow_active.gif)"; }
        else { document.getElementById("menu1Td").style.backgroundImage = "url(cms/RoskildeKommune/images/level1_yellow.gif)"; }
    }

    if (document.getElementById("menu2Td")) {
        if (id == "menu2") { document.getElementById("menu2Td").style.backgroundImage = "url(cms/RoskildeKommune/images/level1_green_active.gif)"; }
        else { document.getElementById("menu2Td").style.backgroundImage = "url(cms/RoskildeKommune/images/level1_green.gif)"; }
    }

    if (document.getElementById("menu3Td")) {
        if (id == "menu3") { document.getElementById("menu3Td").style.backgroundImage = "url(cms/RoskildeKommune/images/level1_blue_active.gif)"; }
        else { document.getElementById("menu3Td").style.backgroundImage = "url(cms/RoskildeKommune/images/level1_blue.gif)"; }
    }

    if (document.getElementById("menu4Td")) {
        if (id == "menu4") { document.getElementById("menu4Td").style.backgroundImage = "url(cms/RoskildeKommune/images/level1_purple_active.gif)"; }
        else { document.getElementById("menu4Td").style.backgroundImage = "url(cms/RoskildeKommune/images/level1_purple.gif)"; }
    }
	
	
}

function showSub(id) {
    if (shownMenuID != id) {
        if (showTimeoutID != null) clearTimeout(showTimeoutID);
        showTimeoutID = setTimeout("doShowSub('" + id + "')", 300);
    }
}