function open_eyewitness (a)
{
	var url = a.getAttribute("href");
	video_w = window.open(url, "video", "scrollbars=no,resizeable=no,width=350,height=370,menubar=no,location=no,status=no");
}

function open_ice_age (a)
{
	var url = a.getAttribute("href");
	video_w = window.open(url, "video", "scrollbars=no,resizeable=no,width=350,height=370,menubar=no,location=no,status=no");
}

function open_sea_ice (a)
{
	var url = a.getAttribute("href");
	video_w = window.open(url, "video", "scrollbars=no,resizeable=no,width=350,height=370,menubar=no,location=no,status=no");
}

function open_caribou (a)
{
	var url = a.getAttribute("href");
	caribou_w = window.open(url, "caribou", "scrollbars=no,resizeable=no,width=770,height=636,menubar=no,location=no,status=no");
}

function open_climate (a)
{
	var url = a.getAttribute("href");
	climate_w = window.open(url, "climate", "scrollbars=no,resizeable=no,width=770,height=636,menubar=no,location=no,status=no");
}

function open_current (a, w, h)
{
	// a == the anchor containing link to the current conditions exhibit.  We do this so the URL can be updated in the DWT, w/o the need
	// to edit this file, and so that DW will handle all of the path rewrites.
	
	var url = a.getAttribute("href");
	current_w = window.open(url, "current", "scrollbars=no,resizeable=no,width=" + w + ",height=" + h + ",menubar=no,location=no,status=no");
}

function open_video_852_480(a)
{
	var url = a.getAttribute("href");
	video_w = window.open(url, "video", "scrollbars=no,resizeable=no,width=852,height=480,menubar=no,location=no,status=no");
}

function open_video_720_480(a)
{
	var url = a.getAttribute("href");
	video_w = window.open(url, "video", "scrollbars=no,resizeable=no,width=720,height=480,menubar=no,location=no,status=no");
}

function open_video(a, b, c)
{
	var url = a.getAttribute("href");
	video_w = window.open(url, "video", "scrollbars=no,resizeable=no,width="+b+",height="+c+",menubar=no,location=no,status=no");
}