var mt = new Array("p", "div");
var opac;

function doit(id, o)
{
    id.opacity = o/100;
    id.MozOpacity = o/100;
    id.KhtmlOpacity = o/100;
    id.filter = "alpha(opacity=" + o + ")"; 
}

function fade()
{
    opac = 0;
    step = 5;
    fade_do();
}

function fadeout()
{
    opac = 100;
    step = -5;
    fade_do();
}

function fade_do()
{
    var e, i = 0;
    for (var j = 0; j < mt.length; j++)
        while (e = document.getElementsByTagName(mt[j])[i++])
	    doit(e.style, opac);
    opac += step;
    if (step > 0)
	if(opac < 100)
	    setTimeout('fade_do()', 25);
    if (step < 0)
	if(opac > 0)
	    setTimeout('fade_do()', 25);
}

function show()
{
    document.getElementById('mastertable').style.visibility = 'visible'; 
}