document.write('<div style="border: 1px solid #C00000;-moz-border-radius-topleft: 5px;-moz-border-radius-topright: 5px;-webkit-border-top-left-radius: 5px;-webkit-border-top-right-radius: 5px;-moz-border-radius-bottomleft: 5px;-moz-border-radius-bottomright: 5px;-webkit-border-bottom-left-radius: 5px;-webkit-border-bottom-right-radius: 5px; padding: 2px; font-family: Verdana, Arial, sans-serif; font-size: 11px; float: left; position: relative; width: auto; margin: 1px 1px 1px 0; padding: 5px; background: #F8F8F8;" id="ranktracer_widget_container"><style>a{text-decoration: none;}td.rt_cstat{padding-left: 3px; border: 1px dotted #B7B7B7;font-size: 0.8em;} td.rt_cstat:hover{background: #fff; opacity: 0.7;} td.rt_clocale{border-bottom: 1px dotted #B7B7B7; background: #fff; opacity: 0.8;}div.rt_chead{margin: 5px;display: inline;}td.rt_chead{font-size: 0.8em; background: #fff; padding: 3px;}</style><table style="border-collapse: collapse; background: transparent; width: 100%;"><tr><td></td><td class="rt_chead"><a onmouseover="javascript: var divElem = document.getElementById(\'' + 'ranktracer_title0' + '\');divElem.style.display = \'' + 'block' + '\';" onmouseout="javascript: var divElem = document.getElementById(\'' + 'ranktracer_title0' + '\');divElem.style.display = \'' + 'none' + '\';" href="http://www.amazon.com/Understanding-Universe-Quarks-Don-Lincoln/dp/9812387056%3FSubscriptionId%3D182KAN5F8G7WZ59QM982%26tag%3Dwwwcontechsco-20%26linkCode%3Dxm2%26camp%3D2025%26creative%3D165953%26creativeASIN%3D9812387056"><img border="0px" src="http://www.ranktracer.com/comparisonwidgets/images/9812387056_Amazon.com.jpg" alt="Understanding the Universe  From Quarks to the Cosmos" /></a><div id="ranktracer_title0" style="z-index: 1001; 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width: 300px; position: absolute;display:none;border: 1px solid #C00000;background: #F8F8F8;-moz-border-radius-topleft: 5px;-moz-border-radius-topright: 5px;-webkit-border-top-left-radius: 5px;-webkit-border-top-right-radius: 5px;-moz-border-radius-bottomleft: 5px;-moz-border-radius-bottomright: 5px;-webkit-border-bottom-left-radius: 5px;-webkit-border-bottom-right-radius: 5px; padding: 2px; font-family: Verdana, Arial, sans-serif;" onmouseover="javascript: var divElem = document.getElementById(\'' + 'ranktracer_title1' + '\');divElem.style.display = \'' + 'block' + '\';" onmouseout="javascript: var divElem = document.getElementById(\'' + 'ranktracer_title1' + '\');divElem.style.display = \'' + 'none' + '\';"><a href="http://www.amazon.com/Understanding-Universe-Quarks-Don-Lincoln/dp/981238703X%3FSubscriptionId%3D182KAN5F8G7WZ59QM982%26tag%3Dwwwcontechsco-20%26linkCode%3Dxm2%26camp%3D2025%26creative%3D165953%26creativeASIN%3D981238703X">Understanding the Universe  From Quarks to the Cosmos</a><br/><i>by Don Lincoln</i><div></td><td class="rt_chead"><a onmouseover="javascript: var divElem = document.getElementById(\'' + 'ranktracer_title2' + '\');divElem.style.display = \'' + 'block' + '\';" onmouseout="javascript: var divElem = document.getElementById(\'' + 'ranktracer_title2' + '\');divElem.style.display = \'' + 'none' + '\';" href="http://www.amazon.com/Quantum-Frontier-Large-Hadron-Collider/dp/0801891442%3FSubscriptionId%3D182KAN5F8G7WZ59QM982%26tag%3Dwwwcontechsco-20%26linkCode%3Dxm2%26camp%3D2025%26creative%3D165953%26creativeASIN%3D0801891442"><img border="0px" src="http://www.ranktracer.com/comparisonwidgets/images/0801891442_Amazon.com.jpg" alt="The Quantum Frontier  The Large Hadron Collider" /></a><div id="ranktracer_title2" style="z-index: 1001; width: 300px; position: absolute;display:none;border: 1px solid #C00000;background: #F8F8F8;-moz-border-radius-topleft: 5px;-moz-border-radius-topright: 5px;-webkit-border-top-left-radius: 5px;-webkit-border-top-right-radius: 5px;-moz-border-radius-bottomleft: 5px;-moz-border-radius-bottomright: 5px;-webkit-border-bottom-left-radius: 5px;-webkit-border-bottom-right-radius: 5px; padding: 2px; font-family: Verdana, Arial, sans-serif;" onmouseover="javascript: var divElem = document.getElementById(\'' + 'ranktracer_title2' + '\');divElem.style.display = \'' + 'block' + '\';" onmouseout="javascript: var divElem = document.getElementById(\'' + 'ranktracer_title2' + '\');divElem.style.display = \'' + 'none' + '\';"><a href="http://www.amazon.com/Quantum-Frontier-Large-Hadron-Collider/dp/0801891442%3FSubscriptionId%3D182KAN5F8G7WZ59QM982%26tag%3Dwwwcontechsco-20%26linkCode%3Dxm2%26camp%3D2025%26creative%3D165953%26creativeASIN%3D0801891442">The Quantum Frontier  The Large Hadron Collider</a><br/><i>by Don Lincoln</i><div></td><td class="rt_chead"><a onmouseover="javascript: var divElem = document.getElementById(\'' + 'ranktracer_title3' + '\');divElem.style.display = \'' + 'block' + '\';" onmouseout="javascript: var divElem = document.getElementById(\'' + 'ranktracer_title3' + '\');divElem.style.display = \'' + 'none' + '\';" href="http://www.amazon.com/Collider-Search-Worlds-Smallest-Particles/dp/0470286202%3FSubscriptionId%3D182KAN5F8G7WZ59QM982%26tag%3Dwwwcontechsco-20%26linkCode%3Dxm2%26camp%3D2025%26creative%3D165953%26creativeASIN%3D0470286202"><img border="0px" src="http://www.ranktracer.com/comparisonwidgets/images/0470286202_Amazon.com.jpg" alt="Collider  The Search for the Worlds Smallest Particles" /></a><div id="ranktracer_title3" style="z-index: 1001; 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z-index: 1001; width: auto; position: absolute;display:none;border: 1px solid #C00000;background: #F8F8F8;-moz-border-radius-topleft: 5px;-moz-border-radius-topright: 5px;-webkit-border-top-left-radius: 5px;-webkit-border-top-right-radius: 5px;-moz-border-radius-bottomleft: 5px;-moz-border-radius-bottomright: 5px;-webkit-border-bottom-left-radius: 5px;-webkit-border-bottom-right-radius: 5px; padding: 2px; font-family: Verdana, Arial, sans-serif;" onmouseover="javascript: var divElem = document.getElementById(\'' + 'ranktracer_key' + '\');divElem.style.display = \'' + 'block' + '\';" onmouseout="javascript: var divElem = document.getElementById(\'' + 'ranktracer_key' + '\');divElem.style.display = \'' + 'none' + '\';"><ul style="list-style-type: none; margin-left: -25px;"><li><i>rnk</i>: current sales rank</li><li><i>bst</i>: best recorded sales rank</li><li><i>avg</i>: average sales rank</li><li><i>rvs</i>: number of reviews</li><li><i>arv</i>: average review</li><li><i>prc</i>: list price</li><li><i>bnp</i>: best new price</li><li><i>bup</i>: best used price</li></ul></div></td><td class="rt_chead" style="text-align: right; padding-right: 5px;"><a href="http://www.amazon.com/Understanding-Universe-Quarks-Don-Lincoln/dp/9812387056%3FSubscriptionId%3D182KAN5F8G7WZ59QM982%26tag%3Dwwwcontechsco-20%26linkCode%3Dxm2%26camp%3D2025%26creative%3D165953%26creativeASIN%3D9812387056">.com</a></td><td class="rt_chead" style="text-align: right; padding-right: 5px;"><a href="http://www.amazon.com/Understanding-Universe-Quarks-Don-Lincoln/dp/981238703X%3FSubscriptionId%3D182KAN5F8G7WZ59QM982%26tag%3Dwwwcontechsco-20%26linkCode%3Dxm2%26camp%3D2025%26creative%3D165953%26creativeASIN%3D981238703X">.com</a></td><td class="rt_chead" style="text-align: right; padding-right: 5px;"><a href="http://www.amazon.com/Quantum-Frontier-Large-Hadron-Collider/dp/0801891442%3FSubscriptionId%3D182KAN5F8G7WZ59QM982%26tag%3Dwwwcontechsco-20%26linkCode%3Dxm2%26camp%3D2025%26creative%3D165953%26creativeASIN%3D0801891442">.com</a></td><td class="rt_chead" style="text-align: right; padding-right: 5px;"><a href="http://www.amazon.com/Collider-Search-Worlds-Smallest-Particles/dp/0470286202%3FSubscriptionId%3D182KAN5F8G7WZ59QM982%26tag%3Dwwwcontechsco-20%26linkCode%3Dxm2%26camp%3D2025%26creative%3D165953%26creativeASIN%3D0470286202">.com</a></td><td class="rt_chead" style="text-align: right; padding-right: 5px;"><a href="http://www.amazon.com/Why-Does-mc2-Should-Care/dp/0306817586%3FSubscriptionId%3D182KAN5F8G7WZ59QM982%26tag%3Dwwwcontechsco-20%26linkCode%3Dxm2%26camp%3D2025%26creative%3D165953%26creativeASIN%3D0306817586">.com</a></td></tr><tr><td>rnk</td><td class="rt_cstat" style="text-align: right; padding-right: 5px;">277028</td><td class="rt_cstat" style="text-align: right; padding-right: 5px;">1786456</td><td class="rt_cstat" style="text-align: right; padding-right: 5px;">132276</td><td class="rt_cstat" style="text-align: right; padding-right: 5px;">98636</td><td class="rt_cstat" style="text-align: right; padding-right: 5px;">9265</td></tr><tr><td>rvs</td><td class="rt_cstat" style="text-align: right; padding-right: 5px;">3</td><td class="rt_cstat" style="text-align: right; padding-right: 5px;">3</td><td class="rt_cstat" style="text-align: right; padding-right: 5px;">8</td><td class="rt_cstat" style="text-align: right; padding-right: 5px;">14</td><td class="rt_cstat" style="text-align: right; padding-right: 5px;">23</td></tr><tr><td>arv</td><td class="rt_cstat" style="text-align: right; padding-right: 5px;">5.0/5</td><td class="rt_cstat" style="text-align: right; padding-right: 5px;">5.0/5</td><td class="rt_cstat" style="text-align: right; padding-right: 5px;">4.5/5</td><td class="rt_cstat" style="text-align: right; padding-right: 5px;">4.0/5</td><td class="rt_cstat" style="text-align: right; padding-right: 5px;">3.5/5</td></tr><tr><td>prc</td><td class="rt_cstat" style="text-align: right; padding-right: 5px;"><a href="http://www.amazon.com/Understanding-Universe-Quarks-Don-Lincoln/dp/9812387056%3FSubscriptionId%3D182KAN5F8G7WZ59QM982%26tag%3Dwwwcontechsco-20%26linkCode%3Dxm2%26camp%3D2025%26creative%3D165953%26creativeASIN%3D9812387056">$39.00</a></td><td class="rt_cstat" style="text-align: right; padding-right: 5px;"><a href="http://www.amazon.com/Understanding-Universe-Quarks-Don-Lincoln/dp/981238703X%3FSubscriptionId%3D182KAN5F8G7WZ59QM982%26tag%3Dwwwcontechsco-20%26linkCode%3Dxm2%26camp%3D2025%26creative%3D165953%26creativeASIN%3D981238703X">$110.00</a></td><td class="rt_cstat" style="text-align: right; padding-right: 5px;"><a href="http://www.amazon.com/Quantum-Frontier-Large-Hadron-Collider/dp/0801891442%3FSubscriptionId%3D182KAN5F8G7WZ59QM982%26tag%3Dwwwcontechsco-20%26linkCode%3Dxm2%26camp%3D2025%26creative%3D165953%26creativeASIN%3D0801891442">$25.00</a></td><td class="rt_cstat" style="text-align: right; padding-right: 5px;"><a href="http://www.amazon.com/Collider-Search-Worlds-Smallest-Particles/dp/0470286202%3FSubscriptionId%3D182KAN5F8G7WZ59QM982%26tag%3Dwwwcontechsco-20%26linkCode%3Dxm2%26camp%3D2025%26creative%3D165953%26creativeASIN%3D0470286202">$27.95</a></td><td class="rt_cstat" style="text-align: right; padding-right: 5px;"><a href="http://www.amazon.com/Why-Does-mc2-Should-Care/dp/0306817586%3FSubscriptionId%3D182KAN5F8G7WZ59QM982%26tag%3Dwwwcontechsco-20%26linkCode%3Dxm2%26camp%3D2025%26creative%3D165953%26creativeASIN%3D0306817586">$24.00</a></td></tr></table><div style="float: left; color: red; font-size: 0.8em; font-weight: bold;" onmouseover="javascript: var divElem = document.getElementById(\'' + 'rt_getcwidget' + '\'); 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