var isNav=false;
var isIE=false;
if(navigator.appName.indexOf("Microsoft")!=-1){isIE=true;}
else if(navigator.appName.indexOf("Netscape")!=-1){isNav=true;}

function opacite(cur,which){
if (which==0) cur.filters.alpha.opacity=50
else cur.filters.alpha.opacity=100 }

nereidFadeObjects = new Object();
nereidFadeTimers = new Object();

function nereidFade(object, destOp, rate, delta){
if (!document.all)
return
if (object != "[object]"){  
setTimeout("nereidFade("+object+","+destOp+","+rate+","+delta+")",0);return;}
clearTimeout(nereidFadeTimers[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){
nereidFadeObjects[object.sourceIndex]=object;
nereidFadeTimers[object.sourceIndex]=setTimeout("nereidFade(nereidFadeObjects["+object.sourceIndex+"],"+destOp+","+rate+","+delta+")",rate);}
}