function setupVideo(){
	var next = document.getElementById('next');
	var prev = document.getElementById('prev');
	
	if( next.attachEvent ){
		next.attachEvent( 'onclick', nextVideo );
		prev.attachEvent( 'onclick', prevVideo );
	} else {
		next.addEventListener( 'click', nextVideo, false );
		prev.addEventListener( 'click', prevVideo, false );
	}
	if( videos.length==1) next.className = "disabled";
}

function nextVideo(){ changeVideo( true ); }
function prevVideo(){ changeVideo( false ); }
function changeVideo( inc ){
	var next = document.getElementById('next');
	var prev = document.getElementById('prev');
	
	if( inc ){
		if( num<(videos.length-1) ) num++; else return;	
	}else{
		if( num>0 ) num--; else return;
	}
	
	if( num==(videos.length-1) ) next.className = "disabled"; else next.className = "";
	if( num==0 ) prev.className = "disabled"; else prev.className = "";

	document.getElementById("videoObject").LoadMovie( 0, videos[num] );
}

if( window.attachEvent ){
	window.attachEvent( 'onload', setupVideo );
} else {
	window.addEventListener( 'load', setupVideo, false );
}