function popup(args)
{	if(arguments.length > 0)
	{	var from = arguments[0];
		var NewString = from.src;
		var ImgSrc="popup.php?PIC="+NewString.substring(0,NewString.lastIndexOf("TN"))+".jpg";
		if(NewString.lastIndexOf("TN")== -1)
			var ImgSrc="popup.php?PIC="+NewString.substring(0,NewString.lastIndexOf("."))+"LG.jpg";
		if(arguments.length==3)
			NewWin = window.open(ImgSrc+'&W='+arguments[1]+'&H='+arguments[2], 'ImageWindow',  'width='+arguments[1]+',height='+arguments[2]);
		else
			NewWin = window.open(ImgSrc, 'ImageWindow',  'width=550,height=550');		
	}
}