function move_box(an, box, cleft, ctop) {

var obj = an;
while (obj.offsetParent) {
cleft += obj.offsetLeft;
ctop += obj.offsetTop;
obj = obj.offsetParent;
}
box.style.left = cleft + 'px';
ctop += an.offsetHeight + 8;
if (document.body.currentStyle &&
document.body.currentStyle['marginTop']) {
ctop += parseInt(
document.body.currentStyle['marginTop']);
}
box.style.top = ctop + 'px';
}

function show_hide_box(an, href, width, height, borderStyle, cleft, ctop) {

var boxdiv = document.getElementById(href);

if (boxdiv != null) {
if (boxdiv.style.display=='none') {
move_box(an, boxdiv, cleft, ctop);
boxdiv.style.display='block';
} else
boxdiv.style.display='none';
return false;
}

boxdiv = document.createElement('div');
boxdiv.setAttribute('id', href);
boxdiv.style.display = 'block';
boxdiv.style.position = 'absolute';
boxdiv.style.width = width + 'px';
boxdiv.style.height = height + 'px';
boxdiv.style.border = borderStyle;
boxdiv.style.backgroundColor = '#fff';

var contents = document.createElement('iframe');
contents.scrolling = 'no';
contents.frameBorder = '0';
contents.style.width = width + 'px';
contents.style.height = height + 'px';
contents.src = href;

boxdiv.appendChild(contents);
document.body.appendChild(boxdiv);
move_box(an, boxdiv, cleft, ctop);

return false;
}

function hide_box(href)
{
var boxdiv = document.getElementById(href);


boxdiv.style.display='none';
return false;

}