function toggleLayer(whichLayer)
{
if (document.getElementById)
{
// this is the way the standards work
var style2 = document.getElementById(whichLayer).style;
//style2.display = style2.display? "":"block";
if (style2.display != 'block')
	style2.display = 'block';
else
	style2.display = 'none';
}
else if (document.all)
{
// this is the way old msie versions work
var style2 = document.all[whichLayer].style;
style2.display = style2.display? "":"block";
}
else if (document.layers)
{
// this is the way nn4 works
var style2 = document.layers[whichLayer].style;
style2.display = style2.display? "":"block";
}
}

function togglepic(img_name, img_src1, img_src2, http_host) {
var src1 = 'http://' + http_host + img_src1;
if (document[img_name].src == src1)
	document[img_name].src=img_src2;
else
	document[img_name].src=img_src1;
}

function movepic(img_name, img_src) {
document[img_name].src=img_src;
}