// Browsererkennung
if(window.opera) { // Opera
	var opera = true;
}
else if(document.all){ // Internet Explorer
	var msie = true;
}
else if(document.getElementById && document.compatMode) { // Firefox
	var ff = true;
}
else if(document.getElementById){ // Netscape 6+
	var ns6 = true;
}

x = new Date();

function cal() {
	y = new Date(); 
	diff = (y.getTime() - x.getTime()) / 1000;
	if (diff < 30)
		changePics();		
	
}

// Bilder austauschen
function changePics() {
	var id;
	var i;
	
	if (!ff) {
		for (i = 0; i < document.getElementById('content').document.images.length; i++) {
			id = document.getElementById('content').document.images[i].id;
			if (id > 0) {
				document.getElementById(id).src = '/script/thumbs/sexfoto_' + id + '.jpg';
			}
		}
	} else {
		for (i = 0; i < document.images.length; i++) {
			id = document.images[i].id;
			if (id > 0) {
				document.getElementById(id).src = '/script/thumbs/sexfoto_' + id + '.jpg';
			}
		}
	}
}