function swapImgObj(aObject,aNewImgState,aOldImgState)
{
	newSrc = aObject.src;
	newSrc = newSrc.replace(aOldImgState, aNewImgState);
	aObject.src = newSrc;
}
function swapImgObjFor(aObject,aNewImgState,aOldImgState)
{
	newSrc = document.getElementById(aObject).src;
	newSrc = newSrc.replace(aOldImgState, aNewImgState);
	document.getElementById(aObject).src = newSrc;
}