// JavaScript Document

var scrOfY = 0;

function changeViewerPos()
{
	
}

function showMedia(selectMedia)
{
	//set position of 'pop-up'
	if( typeof( window.pageYOffset ) == 'number' ) {
	    //Netscape compliant
	    scrOfY = window.pageYOffset;
	  } else if( document.body && ( document.body.scrollLeft || document.body.scrollTop ) ) {
	    //DOM compliant
	    scrOfY = document.body.scrollTop;
	  } else if( document.documentElement && ( document.documentElement.scrollLeft || document.documentElement.scrollTop ) ) {
	    //IE6 standards compliant mode
	    scrOfY = document.documentElement.scrollTop;
  	}
	
	//show most of the html in the page, but set the media part here with innerHTML
	
	var htmlColbert = "";
	htmlColbert += "<object classid='clsid:D27CDB6E-AE6D-11cf-96B8-444553540000' codebase='http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=9,0,28,0' width='320' height='280'>";
	htmlColbert += "<param name='movie' value='http://www.knox.edu/Commencement-2006/colbert.swf' />";
	htmlColbert += "<param name='quality' value='high' />";
	htmlColbert += "<param name='allowFullScreen' value='true' />";
	htmlColbert += "<embed src='http://www.knox.edu/Commencement-2006/colbert.swf' quality='high' pluginspage='http://www.adobe.com/shockwave/download/download.cgi?P1_Prod_Version=ShockwaveFlash' type='application/x-shockwave-flash' width='320' height='280'  allowFullScreen='true'></embed>";
	htmlColbert += "</object>";
	
	var htmlColbertMP3 = "";
	htmlColbertMP3 += "<div style=\"width: 300px; margin: 0px auto 15px auto;\"><img src=\"http://www.knox.edu/images/_News/news_media/img/2006/grad06-colbert-094ss.jpg\" alt=\"Stephen Colbert\" /></div>";
	htmlColbertMP3 += "<object classid='clsid:D27CDB6E-AE6D-11cf-96B8-444553540000' codebase='http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=9,0,28,0' width='313' height='130'>";
	htmlColbertMP3 += "<param name='movie' value='http://www.knox.edu/Commencement-2006/colbert_mp3.swf' />";
	htmlColbertMP3 += "<param name='quality' value='high' />";
	htmlColbertMP3 += "<embed src='http://www.knox.edu/Commencement-2006/colbert_mp3.swf' quality='high' pluginspage='http://www.adobe.com/shockwave/download/download.cgi?P1_Prod_Version=ShockwaveFlash' type='application/x-shockwave-flash' width='313' height='130'></embed>";
	htmlColbertMP3 += "</object>";
	
	if (selectMedia == "ColbertVideo") document.getElementById('mediaHolder').innerHTML = htmlColbert;
	if (selectMedia == "ColbertMP3") document.getElementById('mediaHolder').innerHTML = htmlColbertMP3;
	
	document.getElementById('subtitle').innerHTML = "Commencement 2006";
	
	
	if(navigator.userAgent.indexOf('Safari') == -1)
	{
		document.getElementById('mediaViewer').style.top = 40 + scrOfY + "px";
		document.getElementById('mediaViewerBox').style.top = 50 + scrOfY + "px";
	}
	else
	{
		document.getElementById('mediaViewer').style.top = 40 + scrOfY + "px";
		document.getElementById('mediaViewerBox').style.top = 50 + scrOfY + "px";		
	}
	document.getElementById('mediaViewer').style.marginLeft = "-" + 250 + "px";
	document.getElementById('mediaViewerBox').style.marginLeft = "-" + 240 + "px";
	document.getElementById('mediaViewer').style.display = "block";
	document.getElementById('mediaViewerBox').style.display = "block";
	
}

function hideViewer()
{
	document.getElementById('mediaHolder').innerHTML = "<span style=\"color: #999999;\">Media loading...</span>";
	document.getElementById('mediaViewer').style.display = "none";
	document.getElementById('mediaViewerBox').style.display = "none";
}