function toggle(obj) {
	var el = document.getElementById(obj);
	if ( el.style.display != 'none' ) {
		el.style.display = 'none';
	}
	else {
		el.style.display = '';
	}
}

function picReload(obj,imgurl){
var foo = new Date; 
var unixtime = foo.getTime(); 
var current= document.getElementById(obj).src;
   if (current.indexOf("?time=0")!=-1)  document.getElementById(obj).src= imgurl+"?time="+unixtime;
   
}