function popUpMap(winURL) {
	window.open(winURL, "popup", "width=454,height=312")
}

function prepareMapLinks() {
	if (document.getElementById("popup_map")) {
	
		var map_anchor = document.getElementById("popup_map");
		map_anchor.onclick = function() {
			popUpMap(this.getAttribute("href"));
			return false;
		}
	}
}