// JavaScript Document
function syncHeights ()
{
	var mxHeight = 0;
	for (var i = 0; i < arguments.length; i ++)
		mxHeight = Math.max(mxHeight, arguments[i].offsetHeight);
	
	for (var i = 0; i < arguments.length; i ++)
		document.all
		?	arguments[i].style.height = mxHeight + 'px'
		:	arguments[i].style.minHeight = mxHeight + 'px';
}

/* example usage
window.onresize = window.onload = function () {
syncHeights (
	document.getElementById('Side'),
	document.getElementById('Main'),
	document.getElementById('Right')
);
}

Many thanks to the author - www.underlog.org
*/
function isdefined(variable)
{
    return (typeof(window[variable]) == "undefined")?  false: true;
}

function playItem(num,type){
	element = document.getElementById(num);
	player_el = document.getElementById('player');	
	txts = document.getElementById('txtstop');
	if (element.className == 'stop'){
		element.className = 'play';
		player_el.innerHTML = '';
		if (txts != null) txts.innerHTML = '';
	}
	else if (element.className == 'play'){
		if (isdefined('old_el')) old_el.className = 'play';
		element.className = 'stop';
		player_el.innerHTML = '<embed type="application/x-mplayer2"  pluginspage="http://www.microsoft.com/Windows/MediaPlayer/" Name="MediaPlayer" src="playfile.php?num='+ num +'&type='+ type + '" autostart="true" showstatusbar="false" volume=-1 height=2 width=0></embed>';
		old_el = element;
	}
}