function ShowLay(lyr,pos) {
if (curSubMenu!='') HideLay();
curSubMenu=lyr;
document.getElementById(lyr).style.visibility='visible';
}
function HideLay() {
if (curSubMenu !=''){
document.getElementById(curSubMenu).style.visibility='hidden';
}
curSubMenu='';
}
var edone=0;
var timer;
var curSubMenu='';
var tmout=300;
var Nav=navigator.appName;