var newPopup ="";
function emailThis(url) {
	var popupWidth = 424;
	var popupHeight = 600;
	var popupX = (screen.availWidth/2)-(popupWidth/2);
	var popupY = (screen.availHeight/2)-(popupHeight/2);
	if(newPopup){
		newPopup.close();
	}
	newPopup = window.open(url+"?url="+location.pathname,"name","width="+popupWidth+", height="+popupHeight+", top="+popupY+", left="+popupX);
	if (window.focus) {
		newPopup.focus();
	}
	return false;
}