Варианта 2, зависит от ваших перемещений.Первый вариант:http://www.baby.ru/blogs/post/59855899-54374595/Второй вариант:https://www.google.com/search?q=%D0%BA%D0%BE%D0%BB%D1%8F%D1%81%D0%BA%D0%B0+%D0%B4%D0%BB%D1%8F+%D0%BF%D0%BE%D0%B3%D0%BE%D0%B4%D0%BE%D0%BA&client=firefox-a&hs=Av6&rls=org.mozilla:en-US:official&tbm=isch&tbo=u&source=univ&sa=X&ei=d_EAU_vPGe-CyAHB6YGYAQ&ved=0CCkQsAQ&biw=1696&bih=805#facrc=_&imgdii=_&imgrc=VY7NiQt-ZOX2nM%253A%3BCVjCbjh6kUZjCM%3Bhttp%253A%252F%252Fwww.baby.ru%252Fstorage%252F2%252Ff%252F8%252F4%252F765966.454414.jpeg%3Bhttp%253A%252F%252Fmultinoid.ru%252Fkolyaski-dlya-pogodok-s-obychnym-shassi%252F%3B792%3B800