function foto() {
	var n = Math.floor(Math.random()*1) + 1;
	document.write("<img src='/data/img/b"+n+".gif' width='140' height='96'>");
}
function openWin(url, size) {
 window.open(url, "photo",'location=0,status=0,menubar=0,resizable=yes,scroll=yes,'+ size);
}
function shhi(id) {
 obj = document.getElementById(id);
 if (obj.className == 'hide')
 obj.className = 'vis';
 else
 obj.className = 'hide';
}