function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}


function PopupScreenCentre(url,name,width,height,scrollbars) {
	var titleBarHeight, windowBorderWidth
	titleBarHeight = 24
	windowBorderWidth = 4

	var screenWidth, screenHeight
	screenWidth = 800
	screenHeight = 600

	if (window.screen) {
		if (window.screen.availWidth) {
			// ok browser has the appropriate properties we need to centre it
			screenWidth = window.screen.availWidth
			screenHeight = window.screen.availHeight
		}
	}

	var windowWidth = windowBorderWidth + width + windowBorderWidth
	var windowHeight = titleBarHeight + height + windowBorderWidth

	var left = (screenWidth - windowWidth) / 2
	var top = (screenHeight - windowHeight) / 2

	window.open(url,name,'left='+left+',top='+top+',screenX='+left+',screenY='+top+',width='+width+',height='+height+',scrollbars='+scrollbars+',resizable=0,toolbar=0,location=0,directories=0,status=0,menubar=0,copyhistory=0')
}

function PlayVideo(filename, artist, title) {
	url = "playvideo.asp?clip=" + escape(filename) + "&artist=" + escape(artist)  + "&title=" + escape(title)
	PopupScreenCentre(url,"videoplayer",415,350,false)
}

function PlayAudio(song, artist, title, photo) {
	url = "playsong.asp?song=" + escape(song) + "&artist=" + escape(artist)  + "&title=" + escape(title)  + "&photo=" + escape(photo)
	PopupScreenCentre(url,"audioplayer",320,105,false)
}

function ShowPicture(filename,width,height) {
	url = "viewphoto.asp?filename=" + escape(filename)
	var scrollbars = 0
	if (width > 780) {
		width = 780
		scrollbars = 1
	}
	if (height > 560) {
		height = 560
		scrollbars = 1
	}
	PopupScreenCentre(url,"_blank",width,height,scrollbars)
}

function ShowPicture2(filename,width,height) {
	url = "viewphoto2.asp?filename=" + escape(filename)
	var scrollbars = 0
	if (width > 780) {
		width = 780
		scrollbars = 1
	}
	if (height > 560) {
		height = 560
		scrollbars = 1
	}
	PopupScreenCentre(url,"_blank",width,height,scrollbars)
}