function gebi(id)
	{
	obj  = document.getElementById(id);
	return obj;
	}

function setbg(id,image)
	{
	obj = gebi(id);
	if(obj.style.backgroundImage)
		//alert(obj.style.backgroundImage);
		obj.style.backgroundImage='url('+image+')';
	else
		return false;//alert('lol');
	}
function hideById(id)
	{
	obj = gebi(id);
	if(obj.style.display)
		obj.style.display = "none";
	if(obj.style.visibility)
		obj.style.visibility = "hidden";
	}
function showById(id)
	{
	obj = gebi(id);
	if(obj.style.display)
		obj.style.display = "inline";
	if(obj.style.visibility)
		obj.style.visibility = "visible";
	}