function visibleElement(target,triger,reverse)
{
	var targetControl = document.getElementById(target);
	var trigerControl = document.getElementById(triger);
	var reverseControl = document.getElementById(reverse);
	targetControl.style.display = "inline";
	trigerControl.style.display = "none";
	reverseControl.style.display = "inline";
}

function invisibleElement(target,triger,reverse)
{
	var targetControl = document.getElementById(target);
	var trigerControl = document.getElementById(triger);
	var reverseControl = document.getElementById(reverse);
	targetControl.style.display = "none";
	trigerControl.style.display = "none";
	reverseControl.style.display = "inline";
}