accessing
url
	^ url ifNil: [ | temp |
		temp := ((self documentTree xpath: '//div[@class="profile-website"]') // 'a' @@ 'href') first.
		temp ifNil: [ ^ url := nil ].
		temp := temp replaceAll: $Ú with: $u.
		temp := temp replaceAll: $í with: $i.	
		url := temp asUrl.
		]