function setHideLayer($page) {
  elem = document.getElementById($page);
  elem.style.display = 'none';
}
function setUnhideLayer($page) {
	elem = document.getElementById($page);
	elem.style.display = '';
}
function setHideUnhideLayer($page) {
	elem = document.getElementById($page);
	
	if(elem.style.display=='none'){
		elem.style.display = '';
	}else{
		elem.style.display = 'none';
	}
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}