function showHide(){
	var a = showHide.arguments;
	if(a.length>0 && a[0] != '') 
		a = new Array('sub'+a[0], 'close_upper2','close_lower2',a[0]);
	else a = new Array();

	if(!document.layerSet){
		if(a.length > 0){
			aLayers = new Array();
			for(i=0; i<a.length-1;i++)
				aLayers[i] = a[i];document.layerSet = true;
		}
	} else{
		theIndex = aLayers[0].charAt(3);
		if(document.layers){
			hideImage = document.layers['top'].document.images['Image'+theIndex];
		}else{
			hideImage = document.images['Image'+theIndex];
		}
		//hideImage.src = eval('out' + theIndex + '.src');
		for(i=0;i<aLayers.length;i++){
			if(document.layers)
				document.layers[aLayers[i]].visibility='hide';
			else if(document.getElementById)
				document.getElementById(aLayers[i]).style.visibility='hidden';
			else if(document.all)
				document.all(aLayers[i]).style.visibility='hidden';
		}
	}
	
	if(a.length > 0){
		for(i=0; i<a.length-1;i++){
			aLayers[i] = a[i];
			if(document.layers)
				document.layers[aLayers[i]].visibility='show';
			else if(document.getElementById)
					document.getElementById(aLayers[i]).style.visibility='visible';
			else if(document.all)
				document.all(aLayers[i]).style.visibility='visible';
		}
		
		//if(document.layers){
		//	document.layers['top'].document.images['Image'+a[2]].src=eval('over' + a[2] +'.src');
		//}else{
		//	document.images['Image'+a[2]].src = eval('over' + a[2] +'.src');
		//}
	}
}