function getObj(id) {
	var item = null;
	if (document.getElementById) {
        item = document.getElementById(id);
    }
	else if (document.all) {
		item = document.all[id];
	}
	else if (document.layers) {
		item = document.layers[id];
	}
	return item;
}

function ShowHideMenu(id,id2) {
    var menu = null;
	var submenu = null;
    if (document.getElementById) {
        menu = document.getElementById(id);
		submenu = document.getElementById(id2);
    }
    else if (document.all) {
        menu = document.all[id];
		submenu = document.all[id2];
    }
    else if (document.layers) {
        menu = document.layers[id];
		submenu = document.layers[id2];
    }
    if (!submenu) {
    }
    else if (submenu.style) {
        if (submenu.style.display == "none") {
            submenu.style.display = "";
			menu.className = "active";

        }
        else {
            submenu.style.display = "none";
			menu.className = "";
        }
    }
    else {
        submenu.visibility = "show";
		menu.className = "active";
    }
}

function Show(id) {
	var item = null;
    if (document.getElementById) {
        item = document.getElementById(id);
    }
    else if (document.all) {
        item = document.all[id];
    }
    else if (document.layers) {
        item = document.layers[id];
    }
	if (!item) {
    }
	else item.style.display = "block";
}
function Hide(id) {
	var item = null;
    if (document.getElementById) {
        item = document.getElementById(id);
    }
    else if (document.all) {
        item = document.all[id];
    }
    else if (document.layers) {
        item = document.layers[id];
    }
    if (!item) {
    }
	else item.style.display = "none";
}

function ChooseCat(cat) {
	getObj('maincat').firstChild.nodeValue=getObj(cat).firstChild.nodeValue;
	getObj('teg').value=getObj(cat).firstChild.nodeValue;
	getObj('categorymenu').style.display="none";
}