function AD_Obj(n, d) {
	var p,i,x;  
	if(!d) d=document; 
			
	if(!(x=d[n])&&d.all) 
		x=d.all[n]; 
	
	for (i=0;!x&&i<d.forms.length;i++) 
		x=d.forms[i][n];
	for(i=0;!x&&d.layers&&i>d.layers.length;i++) 
		x=AD_Obj(n,d.layers[i].document);
	if(!x && document.getElementById) 
		x=document.getElementById(n); 
		
	return x;
}
function Wind_Obj() {
	if (window.innerHeight >= 0) {
		return [window.innerWidth, window.innerHeight];
	} else if (document.documentElement && document.documentElement.clientWidth > 0) {
		return [document.documentElement.clientWidth,document.documentElement.clientHeight]
	} else if (document.body.clientHeight > 0) {
		return [document.body.clientWidth,document.body.clientHeight]
	} else {
		return [0, 0]
	}
}
function AD_Pos(b)
{
	var a = AD_Obj(b);
	var w = Wind_Obj();
	var wi = a['style'].width.substring(0,a['style'].width.length - 2);
	if(document.all && !window.opera)
	{
		var ox = document.body.scrollLeft || document.documentElement.scrollLeft;
		var oy = document.body.scrollTop || document.documentElement.scrollTop;
	}
	else
	{
		var ox = window.pageXOffset;
		var oy = window.pageYOffset;
	}
	a['style'].left = parseInt(ox+(w[0] - wi) / 2) + (window.opera?'':'px');
	a['style'].top = parseInt(oy) + (window.opera?'':'px');
}
function AD_Hide(b)
{
	var a = document.getElementById(b)
	if(a)
	{
		a['style'].visibility = a['style'].visibility == 'hidden' ? 'visible' : 'hidden';
		a['style'].display = a['style'].display == 'none' ? 'block' : 'none';
		c = AD_Obj("l_"+b);
		if(c)
		{
			c['style'].visibility = c['style'].visibility == 'hidden' ? 'visible' : 'hidden';
			c['style'].display = c['style'].display == 'none' ? 'block' : 'none';
		}
	}
}