var CantChange = "termine";
var ChangeNow = "../button/termine.gif";
function Preload(Name,Src) 
{
eval(Name+' = new Image()')
eval(Name+'.src = "'+Src+'"')
}

function _Init()
{
if (navigator.appVersion.charAt(0) < 4 || !navigator.javaEnabled())return;
Preload('B2','../button/termine_an.gif');
}

function _Change(Name, Src)
{
if (navigator.appVersion.charAt(0) < 4 || !navigator.javaEnabled())return;
if (Name != CantChange) document.images[Name].src=Src;
}

function StopChange(Name, Src)
{
ChangeName = CantChange;
CantChange = Name;
_Change(ChangeName, ChangeNow);
ChangeNow = Src;
}