function loadOL(Ob){	
	
	var objBody = document.getElementsByTagName("body").item(0);
	var objOverlay = document.createElement("div");
	objOverlay.setAttribute('id','overlay');
	
	objOverlay.style.display = 'none';
	objOverlay.style.position = 'absolute';
	objOverlay.style.top = '0';
	objOverlay.style.left = '0';
	objOverlay.style.zIndex = '99';
 	objOverlay.style.width = '100%';
	objBody.insertBefore(objOverlay, objBody.firstChild);
	
	var arrayPageSize = getPageSize();
	var arrayPageScroll = getPageScroll();
	
	objOverlay.style.height = (arrayPageSize[1] + 'px');
	objOverlay.style.display = 'block';
	
	y=getPosY(Ob);
	if( document.getElementById("banner") )
	{
			document.getElementById('banner').style.display='';
			document.getElementById('banner').style.top=arrayPageScroll[1]+160+"px";
			
			if (parseInt(navigator.appVersion)>3) {
			if (navigator.appName=="Netscape") {
			winW = window.innerWidth;
			winH = window.innerHeight;
			}
			if (navigator.appName.indexOf("Microsoft")!=-1) {
			winW = document.body.offsetWidth;
			winH = document.body.offsetHeight;
			}
			}
			
			document.getElementById('banner').style.left=winW/2-(636/2)+"px";

	}

	BG = '1';
	
}

function getPageScroll(){
	var yScroll;
	if (self.pageYOffset) {
		yScroll = self.pageYOffset;
	} else if (document.documentElement && document.documentElement.scrollTop){	 // Explorer 6 Strict
		yScroll = document.documentElement.scrollTop;
	} else if (document.body) {// all other Explorers
		yScroll = document.body.scrollTop;
	}

	arrayPageScroll = new Array('',yScroll) 
	return arrayPageScroll;
}

function getPageSize(){
	
	var xScroll, yScroll;
	
	if (window.innerHeight && window.scrollMaxY) {	
		xScroll = document.body.scrollWidth;
		yScroll = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}
	
	var windowWidth, windowHeight;
	if (self.innerHeight) {	// all except Explorer
		windowWidth = self.innerWidth;
		windowHeight = self.innerHeight;
	} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
	} else if (document.body) { // other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}	
	
	// for small pages with total height less then height of the viewport
	if(yScroll < windowHeight){
		pageHeight = windowHeight;
	} else { 
		pageHeight = yScroll;
	}

	// for small pages with total width less then width of the viewport
	if(xScroll < windowWidth){	
		pageWidth = windowWidth;
	} else {
		pageWidth = xScroll;
	}


	arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight) 
	return arrayPageSize;
}	
	
	
function resize()
{
 	//alert(BG)
	if(BG=='1')
	{
		
	var arrayPageSize = getPageSize();
	var arrayPageScroll = getPageScroll();
	
	document.getElementById('overlay').style.height = (arrayPageSize[1] + 'px');
	document.getElementById('overlay').style.width = (screen.width-20 + 'px');
	}

}

function getPosY(theObj){
  y = 0;  
  while(theObj){
    y += theObj.offsetTop;
    theObj = theObj.offsetParent;
  }
 return y;
}

function hideLoading(){

if( document.getElementById("loading") )document.getElementById('loading').style.display='none';
	
}

function OLClose(){
	var BG;
	document.getElementById('overlay').style.display='none';
	document.getElementById('banner').style.display='none';
	BG = '0';
	document.getElementById('fb').style.display='block';
}