function linkExternal(url) {
	
	urchinTracker('/external/' + url.href);
	return(confirm("This link will take you to a Web site maintained by a third party who is solely responsible for its contents.\n\n"+ 
		"Sunesis Pharmaceuticals, Inc. provides this link as a service to Web site visitors. "+ 
		"Sunesis Pharmaceuticals, Inc. is not responsible for the content or policies of any third party web sites. "+
		"We recommend that you read the privacy policy of every Web site you visit.\n\n"+
		 
		"Click Cancel to return or OK to continue."));
}