alphaFadeObjects = new Object();
alphaFadeTimers = new Object();

function alphaFade(object, destOp, rate, delta){
	if (!document.all)
 		return
	if (object != "[object]"){
		setTimeout("alphaFade("+object+","+destOp+","+rate+","+delta+")",0);
		return;
	}
    clearTimeout(alphaFadeTimers[object.sourceIndex]);
    diff = destOp-object.filters.alpha.opacity;
    direction = 1;
    if (object.filters.alpha.opacity > destOp){
        direction = -1;
    }
    delta=Math.min(direction*diff,delta);
    object.filters.alpha.opacity+=direction*delta;
    if (object.filters.alpha.opacity != destOp){
        alphaFadeObjects[object.sourceIndex]=object;
        alphaFadeTimers[object.sourceIndex]=setTimeout("alphaFade(alphaFadeObjects["+object.sourceIndex+"],"+destOp+","+rate+","+delta+")",rate);
    }
    if (object.filters.alpha.opacity == 0) { 
    	object.style.visibility='hidden'; 
    }
}

function show(object,cur) {
        document.getElementById(cur).style.display = 'none';
        document.getElementById(object).style.display = 'block';
}