/* Main Page Scripts */

function clear_menu() {
    for (var i=0; i<5; i++) {
        /* 
	var namex = "dd" + i;
        var x = document.getElementById(namex); 
	x.getElementsByTagName('ul')[0];
	*/
	var namex = "menu" + i;
        var t = document.getElementById(namex);
        t.style.display='none';
    }
}

function do_menu(ddi) {
    clear_menu();
    /* 
    var x = document.getElementById("dd" + ddi);
    var t = x.getElementsByTagName('ul')[0];
    */
    var namex = "menu" + ddi;
    var t = document.getElementById(namex);
    t.style.display='block';    
}