function thumbnailHilite(obj)
{
	obj.style.background='#F5F5F5';
}

function thumbnailUnhilite(obj)
{
	obj.style.background='#FFFFFF';
}

function previewOpen(file)
{
	// First, darken the background
	//document.getElementById('blanker').style.display='block';

	// Insert the proper HTML to display the image in the "preview" DIV
	document.getElementById('preview').innerHTML='<img src="/images/beta-screenshots/' + file + '" alt="Click to close" title="Click to close" onClick="previewClose()">';
	
	// Finally, show the "preview" DIV
	document.getElementById('previewContent').style.display='block';

}

function previewClose()
{
	// First, hide the previewContent DIV
	document.getElementById('previewContent').style.display='none';

	// Then hide the "blanker"
	//document.getElementById('blanker').style.display='none';
}