Surveys Buy a new lamp or fix the one that looks like this (square that meets base is broken) how to fix?

a href="http://www.google.com/imgres?imgurl=http://images.hayneedle.com/mgen/master:GRH010.jpg%3Fis%3D800,800,0xffffff&imgrefurl=http://www.desklamps.com/adjustable-desk-lamps/swing-arm/matthewadjustableflourescentdesklamp.cfm&usg=__yluApgEcqOhTVr-nMI4K9rGCkHw=&h=800&w=800&sz=23&hl=en&start=13&zoom=1&tbnid=GY_BRIsLy02ZjM:&tbnh=126&tbnw=126&ei=sv4LTtqDJZSrsALPl8ynCg&prev=/search%3Fq%3Ddesk%2Blamps%26um%3D1%26hl%3Den%26sa%3DN%26biw%3D1366%26bih%3D563%26tbm%3Disch&um=1&itbs=1&iact=hc&vpx=997&vpy=187&dur=327&hovh=225&hovw=225&tx=111&ty=128&page=2&ndsp=23&ved=1t:429,r:21,s:13&biw=1366&bih=563" rel="nofollow"http://www.google.com/imgres?imgurl=http…/a