ie4=(document.all)?true:false;
ns4=(document.layers)?true:false;
ns6=(document.getElementById)?true:false;
function show(id) {
	if(ie4) {document.all[id].style.visibility = "visible"}
	if(ns4) {document.layers["layerpadre"].document.layers[id].visibility = "show"}
	if(ns6) {document.getElementById(id).style.visibility = "visible"}
}

function hide(id) {
	if(ie4) {document.all[id].style.visibility = "hidden"}
	else if(ns4) {document.layers["layerpadre"].document.layers[id].visibility = "hide"}
	else if(ns6) {document.getElementById(id).style.visibility = "hidden"}
}
function layStyle(layId) {
    if(ie4)
        return ('document.all.'+layId+'.style');
    if(ns4)
        return ('document.layers["layerpadre"].document.layers["'+layId+'"]');
    if(ns6)
        return ('document.getElementById(\''+layId+'\').style');
}
var menuAct = -1;
function chkMenu(menuid) {
    menuAct=menuid;
    setTimeout("mclose()",100);
}
function mclose() {
    if(menuAct!=-1)
        eval('hide("m'+menuAct+'open")');
}
function showHide(lid) {
    if(lid!=null)
        eval('show(\'m'+lid+'open\')');
    for(i=0; i< 6; ++i)  {
        if(lid!=i)
            eval('hide(\'m'+i+'open\')');
    }
}
function cache(id) {
        hide('m'+id+'open');
}