function gotoURL(URL) {
  window.location.href = URL;
}

function showDIV(ID) {
  if (document.getElementById) {
    var v;
    v = document.getElementById(ID).style.visibility;
    if (v == '') {
      v = 'hidden';
    }
    if (v == "hidden") {
      document.getElementById(ID).style.visibility = "visible";
      document.getElementById(ID).style.position = "relative";
    }
    else {
      document.getElementById(ID).style.visibility = "hidden";
      document.getElementById(ID).style.position = "absolute";
    }
  }
}

function showSub(id) {
	document.getElementById(id).style.visibility = "visible";
}

function hideSub(id) {
	document.getElementById(id).style.visibility = "hidden";
}
function showEle(id) {
	if(document.getElementById(id).style.display == "none"){
	document.getElementById(id).style.display = "block";
	}
	else{
	document.getElementById(id).style.display = "none";
	}
}