function MM_showHideLayers() { //v9.0
        var i,p,v,obj,args=MM_showHideLayers.arguments;
        for (i=0; i<(args.length-2); i+=3) 
        with (document) if (getElementById && ((obj=getElementById(args[i]))!=null)) { v=args[i+2];
          if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
          obj.visibility=v; }
    }


function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}