function show(section)
{
	div = document.getElementById('gal' + section);
var divs = new Array('gal1','gal2','gal3', 'gal4','gal5','gal6');
	for(i in divs){
		d = document.getElementById(divs[i]);
		if(d){
			d.style.display = 'none';
		}
	}	
	
	if(div.style.display != 'block'){
		div.style.display = 'block';	
	}
	else
	{
		div.style.display = 'none';		
	}
}