var islarger = false;
function MakeLarger(a)
{
    var links = document.getElementById('pictable').getElementsByTagName('a');
    
    if (islarger)
    {
        a.innerHTML = 'Show Larger Pictures';
        a.text = 'kk';
        
        for(var x=0; x<links.length; x++)
            links[x].href = links[x].href.replace('images/IMG','images/800/IMG');
    }
    else
    {
        a.innerHTML = 'Show Smaller Pictures';
        
        for(var x=0; x<links.length; x++)
            links[x].href = links[x].href.replace('images/800/IMG','images/IMG');
    }
    
    islarger = !islarger;
}