var agt=navigator.userAgent.toLowerCase();
var is_major = parseInt(navigator.appVersion);
var is_ie     = ((agt.indexOf("msie") != -1) && (agt.indexOf("opera") == -1));
var is_ie3    = (is_ie && (is_major < 4));
var is_ie4    = (is_ie && (is_major == 4) && (agt.indexOf("msie 4")!=-1) );
var is_ie4up  = (is_ie && (is_major >= 4));
var is_ie5    = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")!=-1) );
var is_ie5_5  = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.5") !=-1));
var is_ie5up  = (is_ie && !is_ie3 && !is_ie4);
var is_ie5_5up =(is_ie && !is_ie3 && !is_ie4 && !is_ie5);
var is_ie6    = (is_ie && (is_major == 4) && (agt.indexOf("msie 6.")!=-1) );
var is_ie6up  = (is_ie && !is_ie3 && !is_ie4 && !is_ie5 && !is_ie5_5);
var is_mac    = (agt.indexOf("mac")!=-1);

// pop
function pop(url) {
	window.open(url,'');
	return;
}

var myTimeout

function myNext(action,page_id) {
	clearTimeout(myTimeout);
	myTimeout=setTimeout("myLaunch("+action+","+page_id+");",4000);
}

//moo.Ajax creator 
function myLaunch(action,page_id){

document.getElementById('switch').innerHTML = document.getElementById('content').innerHTML;

yoContent = new fx.Opacity('content', {duration: 2000, transition: fx.sinoidal});

yoContent.hide();

new ajax ('/scripts/filefinder.php', {
postBody: 'action='+action+'&page_id='+page_id, 
update: $('content'),
onComplete: swapper
});

}

//does some simple moo.fx
function swapper(){
	yoContent.toggle();
}