How long would it take approximately to cycle from Switzerland to France?

How long would it take to cycle from http://maps.google.co.uk/maps?hl=en&xhr=t&q=map+of+europe&cp=8&bav=on.2,or.r_gc.r_pw.&biw=1024&bih=667&um=1&ie=UTF-8&hq=&hnear=0x46ed8886cfadda85:0x72 to paris??