var WHICH; 

function showhide(){
	var flashes=document.getElementsByTagName("object");
	for(i=0;i<flashes.length;i++){
		flashes[i].style.visibility=WHICH;
	}
	var embeds=document.getElementsByTagName("embed");
	for(i=0;i<embeds.length;i++) {
		embeds[i].style.visibility=WHICH;
	}
}

function showhideflash(which){
	WHICH=which;
	if(navigator.userAgent.indexOf("Firefox")>0&&navigator.appVersion.indexOf("Mac")>0&&navigator.userAgent.indexOf("PPC")>0){
		if(which=='visible'){
			setTimeout('showhide()',2000);
		}else{
			showhide();
		}
	}
}