function displayWindow(url, width, height) {
        var w = window.open(url,"displayWindow",'width=' + width + ',height=' + height + ',resizable=1,scrollbars=yes,menubar=no' );
}
function reverseVisibility(p_id) {
	var o = document.getElementById(p_id);
	if(o.style) {
		if(o.style.display == 'none') {
			o.style.display = '';
		} else
			o.style.display = 'none';
		
	} else {
		o.visibility = "show";
	}
}
function showPlayer (p_id, cnt) {
	for (var i=1; i <= cnt; i++){

		var o = document.getElementById('player_'+i);
		if (o.style) {
			o.style.display = 'none';
		} else {
			o.visibility = 	'hidden';
		}
	}
	reverseVisibility(p_id);
}
function externalLinks() { if (!document.getElementsByTagName) return; var anchors = document.getElementsByTagName("a"); for (var i=0; i<anchors.length; i++) {  var anchor = anchors[i];  if (anchor.getAttribute("href") && anchor.getAttribute("rel") == "external") anchor.target = "_blank";}}