states=new Array() 
states[0]="splash1" 
states[1]="splash2" 
states[2]="splash3" 
states[3]="splash4" 

function getElement(id)
{
return document.getElementById ? document.getElementById(id) :
document.all ? document.all[id] :
document.layers ? document.layers[id] : null;
}

function hideallexcept(elm)
{ 
for (var i = 0; i < states.length; i++)
{ 
var layer = getElement(states[i]);
var obj = document.layers ? layer : layer.style;
if(document.all)
layer.filters[0].apply();
if(elm != states[i])
obj.visibility = "hidden";
else
obj.visibility = "visible"; 
if(document.all)
layer.filters[0].play();
} 
}