function clear_search()
{
	var d = document.getElementById('st');
	if (!d) return;
	if (d.value == 'SEARCH') d.value = '';
}

function preload_images()
{
	var d = document;
	
	d._imgs = new Array();
	
	var img;
	
	for (x = 0; x < m_imgs.length; x++)
	{
		img 		= new Image();
		
		img.src		= m_imgs[x];
		d._imgs[x] 	= img;
	}	
}

function highlight(o, state)
{
	if (!o) return;
	
	if (state)
	{
		o.style.color = o.prev_color;
	} else
	{
		o.prev_color = o.style.color;
		o.style.color = '#FFFFFF';
	}

	if (window.event) window.event.cancelBubble = true;
}

function swapNavImg(link_name, dir)
{
	var i	= document.all[link_name + '_img'];
	var src_new;

	if (null == i) 
	{
		i = document.getElementById(link_name + '_img');
	}

	if (null == i) return;
	
	if (dir < 0)
		src_new	= '/images/black1px.gif';
	else
		src_new	= '/images/white1px.gif';

	i.src = src_new;
} // swapNavImg()

function setCookie(cname, value, days)
{
	var exp_date = new Date();
	exp_date.setDate(exp_date.getDate() + days);
	var cvalue = escape(value) + ((days == null) ? "" : "; expires=" + exp_date.toUTCString());
	document.cookie = cname + "=" + cvalue;
}