function setVisibility (objectID,state)
{
var object=document.getElementById(objectID);
object.style.visibility=state;
}

function toggleVisibility(objectID)
{
	var object=document.getElementById(objectID);
	state=object.style.visibility;
	if (state=='visible')
	object.style.visibility='hidden';
	else
	object.style.visibility='visible';



	if (state=='visible')

	object.style.position='absolute';
	else
	object.style.position='relative';


}