// Written by PEP
function layerSetup(id,visibility){
	// SI MOZ
	if(document.getElementById){
		this.obj = document.getElementById(id).style;
		this.obj.visibility = visibility;
		if(visibility == 'visible'){
			this.obj.height = "90px";
		} else {
			this.obj.height = "0px";
		}
		return this.obj;
	}
	// SI IE 6
	else if(document.all){
		this.obj = document.all[id].style;
		this.obj.visibility = visibility;
		if(visibility == 'visible'){
			this.obj.height = "50px";
		} else {
			this.obj.height = "0px";
		}
		return this.obj;
	}
	// SI NETSCAPE 4
	else if(document.layers){
		this.obj = document.layers[id];
		this.obj.visibility = visibility;
		if(visibility == 'visible'){
			this.obj.height = "50px";
		} else {
			this.obj.height = "0px";
		}
		return this.obj;
	}
}
function visVisible(param,height){
	new layerSetup(param,'visible',height);
}
function visHidden(param,height){
	new layerSetup(param,'hidden',height);
}