/* ========================= sub navi start  =========================*/
function openL1(divName){
	var clientWidth = 0;
	var clientHeight = 0;
	//alert(divName);
	clientHeight = document.documentElement.scrollHeight;
	clientWidth = document.documentElement.clientWidth;
	//alert(clientWidth);
  var divId = document.getElementById(divName);
  var divOverlay = document.getElementById('overlay');
  

	if(divId){
		centerPopups(divName);
		divOverlay.style.width = clientWidth + "px";
		divOverlay.style.height = clientHeight + "px";
		//divOverlay.style.height = scrollHeight + "px";
		
		
		divId.style.display     = "block";
		divId.style.zIndex      = 120;
		divOverlay.style.display  = "block";
		divOverlay.style.zIndex  = 100;
		//alert("height =" + divOverlay.style.height);
	}
}
function closeL1(divName){
	//alert(divName);
  	var divId = document.getElementById(divName);
	var divOverlay = document.getElementById('overlay');
	if(divId){
		divId.style.display     = "none";
		divId.style.zIndex      = 0;
		divOverlay.style.display     = "none";
		divOverlay.style.zIndex      = 0;
	}
}
function centerPopups(divName){
	/*var clientWidth = 0;
	var clientHeight = 0;
	//alert(divName);
	clientHeight = document.documentElement.scrollHeight;
	clientWidth = document.documentElement.clientWidth; */
		var div_Id = document.getElementById(divName);
		if (div_Id){
			//alert(document.documentElement.clientWidth);
     // div_Id.style.left = ( Math.round(document.documentElement.clientWidth/2) - 630) + "px";  //default 335
	 div_Id.style.left = "85px";  //default 335
			div_Id.style.top = "320px";
			//alert(clientWidth);
		}	
}

/* ========================= sub navi end  =========================*/