function top_menu()
{
	document.writeln('<table width ="700" align ="center">');
	document.writeln('<tr>');
	document.writeln('<td width = "100" class = "side_bar">');
	document.writeln('</td>');
	document.writeln('<td width = "600" class = "content">');
	document.writeln('<br>');
}

function bottom_menu()
{
	document.writeln('</td>');
	document.writeln('</tr>');
	document.writeln('</table>');
}

function thumbnail(imagePath)
{
	document.writeln('<a href = "' + imagePath + '">');
	document.writeln('<img src ="' + imagePath + '" width = "75">');
	document.writeln('</a>');
	
}



//obj is the calling link
//win is the window name
//h is the window height
//w is the window width
function showLarge(obj,win,h,w)
{
	//get src of thumbnail image
	var smallSrc=obj.firstChild.src
	//swap out _small with _large
	var bigSrc=smallSrc.replace('_small','_large')
	//open the window
	window.open(bigSrc, win, config='height='+h+',width='+w+',top=25')
}