function doImg(obj_img){
 var obj_src_init=obj_img.src;
 if(obj_src_init.search('_off.')>0)obj_img.src=obj_src_init.replace('_off.','_on.');
 if(obj_src_init.search('_on.')>0)obj_img.src=obj_src_init.replace('_on.','_off.');
}

function doAction(code){
 var theForm=document.forms[0];
 theForm.action.value=code;
 theForm.submit();
}

FadeObjects=new Object();
FadeTimers=new Object();
function Fade(object,destOp,rate,delta){
 if(!document.all)return;
 if(object!="[object]"){
  setTimeout("Fade("+object+","+destOp+","+rate+","+delta+")",0);
  return;
 }
 clearTimeout(FadeTimers[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){
  FadeObjects[object.sourceIndex]=object;
  FadeTimers[object.sourceIndex]=setTimeout("Fade(FadeObjects["+object.sourceIndex+"],"+destOp+","+rate+","+delta+")",rate);
 }
}
function FV(object){Fade(object,68,25,5)}
function FU(object){Fade(object,100,70,2)}