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document.write (' SRC="http://ad.doubleclick.net/adj/N3340.howstuffworks.com/B2670849.24;sz=300x250;ord=931984961?">\n');
document.write ('</SCRIPT>\n');
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document.write ('<A HREF="http://ad.doubleclick.net/jump/N3340.howstuffworks.com/B2670849.24;sz=300x250;ord=931984961?">\n');
document.write ('<IMG SRC="http://ad.doubleclick.net/ad/N3340.howstuffworks.com/B2670849.24;sz=300x250;ord=931984961?" BORDER=0 WIDTH=300 HEIGHT=250 ALT="Click Here"></A>\n');
document.write ('</NOSCRIPT>\n');
document.write ('<div style="display: none;">\n');
document.write ('<A HREF="http://ad.howstuffworks.com/RealMedia/ads/click_lx.ads/home.howstuffworks.com/preempt/ros/home/home-home-improvement/household-safety/general-safety-tips/fallout-shelter.htm/931984961/MedRect/OasDefault/Lowes_HomeImpRB3_963/KA_HomeImp_MedRect_RM_RD/34346431363861393438333961633230?" target="new">\n');
document.write ('<IMG SRC="http://ad.howstuffworks.com/RealMedia/ads/adstream_lx.ads/home.howstuffworks.com/preempt/ros/home/home-home-improvement/household-safety/general-safety-tips/fallout-shelter.htm/931984961/x90/OasDefault/Lowes_HomeImpRB3_963/KA_HomeImp_MedRect_RM_RD/34346431363861393438333961633230?" BORDER=0 WIDTH=1 HEIGHT=1></A></div>');
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document.write ('<SCRIPT language=');
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document.write ('JavaScript1.1');
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document.write (' SRC="http://ad.doubleclick.net/adj/N3340.howstuffworks.com/B2670849.14;abr=!ie;sz=160x600;ord=286669332?">\n');
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document.write ('<NOSCRIPT>\n');
document.write ('<A HREF="http://ad.howstuffworks.com/RealMedia/ads/click_lx.ads/home.howstuffworks.com/preempt/ros/home/home-home-improvement/household-safety/general-safety-tips/fallout-shelter.htm/286669332/Tower/OasDefault/Lowes_HomeImpRB3_963/KA_HomeImp_Skyscraper_v3.html/34346431363861393438333961633230?http://ad.doubleclick.net/jump/N3340.howstuffworks.com/B2670849.14;abr=!ie4;abr=!ie5;sz=160x600;ord=286669332?">\n');
document.write ('<IMG SRC="http://ad.doubleclick.net/ad/N3340.howstuffworks.com/B2670849.14;abr=!ie4;abr=!ie5;sz=160x600;ord=286669332?" BORDER=0 WIDTH=160 HEIGHT=600 ALT="Click Here"></A>\n');
document.write ('</NOSCRIPT>\n');
document.write ('</IFRAME>\n');
document.write ('<div style="display: none;">\n');
document.write ('<A HREF="http://ad.howstuffworks.com/RealMedia/ads/click_lx.ads/home.howstuffworks.com/preempt/ros/home/home-home-improvement/household-safety/general-safety-tips/fallout-shelter.htm/286669332/Tower/OasDefault/Lowes_HomeImpRB3_963/KA_HomeImp_Skyscraper_v3_RD/34346431363861393438333961633230?" target="new">\n');
document.write ('<IMG SRC="http://ad.howstuffworks.com/RealMedia/ads/adstream_lx.ads/home.howstuffworks.com/preempt/ros/home/home-home-improvement/household-safety/general-safety-tips/fallout-shelter.htm/286669332/x93/OasDefault/Lowes_HomeImpRB3_963/KA_HomeImp_Skyscraper_v3_RD/34346431363861393438333961633230?" BORDER=0 WIDTH=1 HEIGHT=1></A></div>');
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document.write ('<IFRAME SRC="http://ad.doubleclick.net/adi/N3340.howstuffworks.com/B2670849.11;sz=728x90;click0=http://ad.howstuffworks.com/RealMedia/ads/click_lx.ads/home.howstuffworks.com/preempt/ros/home/home-home-improvement/household-safety/general-safety-tips/fallout-shelter.htm/2109452456/TopBanner/OasDefault/Lowes_HomeImpRB3_963/KA_HomeImp_Leaderboard_v3.html/34346431363861393438333961633230?;ord=2109452456?" WIDTH=728 HEIGHT=90 MARGINWIDTH=0 MARGINHEIGHT=0 HSPACE=0 VSPACE=0 FRAMEBORDER=0 SCROLLING=no BORDERCOLOR=');
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document.write ('#000000');
document.write ("'");
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document.write ('<SCRIPT language=');
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document.write ('JavaScript1.1');
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document.write (' SRC="http://ad.doubleclick.net/adj/N3340.howstuffworks.com/B2670849.11;abr=!ie;sz=728x90;ord=2109452456?">\n');
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document.write ('<NOSCRIPT>\n');
document.write ('<A HREF="http://ad.howstuffworks.com/RealMedia/ads/click_lx.ads/home.howstuffworks.com/preempt/ros/home/home-home-improvement/household-safety/general-safety-tips/fallout-shelter.htm/2109452456/TopBanner/OasDefault/Lowes_HomeImpRB3_963/KA_HomeImp_Leaderboard_v3.html/34346431363861393438333961633230?http://ad.doubleclick.net/jump/N3340.howstuffworks.com/B2670849.11;abr=!ie4;abr=!ie5;sz=728x90;ord=2109452456?">\n');
document.write ('<IMG SRC="http://ad.doubleclick.net/ad/N3340.howstuffworks.com/B2670849.11;abr=!ie4;abr=!ie5;sz=728x90;ord=2109452456?" BORDER=0 WIDTH=728 HEIGHT=90 ALT="Click Here"></A>\n');
document.write ('</NOSCRIPT>\n');
document.write ('</IFRAME>\n');
document.write ('<div style="display: none;">\n');
document.write ('<A HREF="http://ad.howstuffworks.com/RealMedia/ads/click_lx.ads/home.howstuffworks.com/preempt/ros/home/home-home-improvement/household-safety/general-safety-tips/fallout-shelter.htm/2109452456/TopBanner/OasDefault/Lowes_HomeImpRB3_963/KA_HomeImp_Leaderboard_v3_RD/34346431363861393438333961633230?" target="new">\n');
document.write ('<IMG SRC="http://ad.howstuffworks.com/RealMedia/ads/adstream_lx.ads/home.howstuffworks.com/preempt/ros/home/home-home-improvement/household-safety/general-safety-tips/fallout-shelter.htm/2109452456/x92/OasDefault/Lowes_HomeImpRB3_963/KA_HomeImp_Leaderboard_v3_RD/34346431363861393438333961633230?" BORDER=0 WIDTH=1 HEIGHT=1></A></div>');
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if (position == 'SponLogo') {
document.write ('<A HREF="http://ad.howstuffworks.com/RealMedia/ads/click_lx.ads/home.howstuffworks.com/preempt/ros/home/home-home-improvement/household-safety/general-safety-tips/fallout-shelter.htm/33976232/SponLogo/OasDefault/Lowes_HomeImpRB3_963/KA_HomeImp_300x100_v3.html/34346431363861393438333961633230?http://ad.doubleclick.net/jump/N3340.howstuffworks.com/B2670849.17;sz=1x1;ord=33976232?" Target="_blank">\n');
document.write ('<IMG SRC="http://static.howstuffworks.com/gif/lowes-300x30.jpg" BORDER=0 WIDTH=300 HEIGHT=30></A>\n');
document.write ('<div style="display: none;">\n');
document.write ('<A HREF="http://ad.howstuffworks.com/RealMedia/ads/click_lx.ads/home.howstuffworks.com/preempt/ros/home/home-home-improvement/household-safety/general-safety-tips/fallout-shelter.htm/33976232/SponLogo/OasDefault/Lowes_HomeImpRB3_963/KA_HomeImp_300x100_v3.html/34346431363861393438333961633230?http://ad.doubleclick.net/jump/N3340.howstuffworks.com/B2670849.13;sz=1x1;ord=33976232?">\n');
document.write ('<IMG SRC="http://ad.doubleclick.net/ad/N3340.howstuffworks.com/B2670849.13;sz=1x1;ord=33976232?" BORDER=0 WIDTH=1 HEIGHT=1 ALT="Click Here"></A></div>\n');
document.write ('<div style="display: none;">\n');
document.write ('<A HREF="http://ad.howstuffworks.com/RealMedia/ads/click_lx.ads/home.howstuffworks.com/preempt/ros/home/home-home-improvement/household-safety/general-safety-tips/fallout-shelter.htm/33976232/SponLogo/OasDefault/Lowes_HomeImpRB3_963/KA_HomeImp_300x100_v3_RD/34346431363861393438333961633230?" target="new">\n');
document.write ('<IMG SRC="http://ad.howstuffworks.com/RealMedia/ads/adstream_lx.ads/home.howstuffworks.com/preempt/ros/home/home-home-improvement/household-safety/general-safety-tips/fallout-shelter.htm/33976232/x91/OasDefault/Lowes_HomeImpRB3_963/KA_HomeImp_300x100_v3_RD/34346431363861393438333961633230?" BORDER=0 WIDTH=1 HEIGHT=1></A></div>');
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if (position == 'Tlink1') {
document.write ('<div style="padding-top: 3px; background-color: #FFFFFF; width: 140px; " align=center ><a href="http://ad.howstuffworks.com/RealMedia/ads/click_lx.ads/home.howstuffworks.com/preempt/ros/home/home-home-improvement/household-safety/general-safety-tips/fallout-shelter.htm/241170013/Tlink1/OasDefault/HSW-ROS-HOUSE-ImgTEXTLINK-0309/img_tlinkhouse_health_0309.html/34346431363861393438333961633230" TARGET="_self"><img style="margin 0px; padding: 0px;" src="http://static.howstuffworks.com/gif/health_1.jpg" border=0><br>Did you know 80 billion aspirin tablets are taken a year?</a></div>');
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if (position == 'Google2') {
document.write ('<script language="JavaScript">\n');
document.write ('<!-- \n');
document.write ('\n');
document.write ('  function google_ad_request_done(ads) {\n');
document.write ('\n');
document.write ('    if (google_ads.length == 0) {\n');
document.write ('       return;\n');
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document.write ("'");
document.write ('<table cellpadding="0" cellspacing="0" style="border-color: #686868; width: 430px; font-family: verdana,sans-serif; font-size: 12px; color: #000000; text-align: left;" ><tr><td>');
document.write ("'");
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document.write ("'");
document.write ('<div style="position: bottom; padding: 0px; font-weight: bold">&nbsp;Ads by Google</div>');
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document.write ('');
document.write ("'");
document.write ('<hr color="blue"><ul style="font-weight: normal; color: #686868;  list-style-type: none; margin-left: 2px; margin-bottom: 17px; margin-top: 2px; margin-right: 2px; padding-left: 1px; padding-right: 2px; list-style-image: none;" >');
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document.write (';\n');
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document.write ('     for(i = 0; i < google_ads.length; ++i) {\n');
document.write ('        t += ');
document.write ("'");
document.write ('<li style="margin-top: 10px;"><a target="gslp" href="');
document.write ("'");
document.write (' + google_ads[i].url + ');
document.write ("'");
document.write ('" ');
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document.write ("'");
document.write (' +\n');
document.write ('                            google_ads[i].visible_url + ');
document.write ("'");
document.write ('\\');
document.write ('');
document.write ("'");
document.write ('; return true" ');
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document.write ('style="text-decoration:none">');
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document.write ('<span style="text-decoration:underline;color:blue">');
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document.write ("'");
document.write ('');
document.write ("'");
document.write (' + google_ads[i].line1 + ');
document.write ("'");
document.write ('<br></span></a>');
document.write ("'");
document.write (' + \n');
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document.write ('<span style="color:#000000">');
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document.write ('                            google_ads[i].line2 + ');
document.write ("'");
document.write ('&nbsp;');
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document.write (' +\n');
document.write ('                            google_ads[i].line3 + ');
document.write ("'");
document.write ('</span><br>');
document.write ("'");
document.write (' +\n');
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document.write ("'");
document.write ('<a target="gslp" href="');
document.write ("'");
document.write (' + google_ads[i].url + ');
document.write ("'");
document.write ('" ');
document.write ("'");
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document.write ('\\');
document.write ('');
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document.write ('onmouseover="window.status=\\');
document.write ('');
document.write ("'");
document.write ('go to ');
document.write ("'");
document.write (' +\n');
document.write ('                            google_ads[i].visible_url + ');
document.write ("'");
document.write ('\\');
document.write ('');
document.write ("'");
document.write ('; return true" ');
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document.write ("'");
document.write ('style="text-decoration:none">');
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document.write ("'");
document.write ('<span style="color:#888888">');
document.write ("'");
document.write (' +\n');
document.write ('                            google_ads[i].visible_url + ');
document.write ("'");
document.write ('</span></a><br></li>');
document.write ("'");
document.write (';\n');
document.write ('\n');
document.write ('    }\n');
document.write ('\n');
document.write ('    t += ');
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document.write ('</ul></div></td></tr></table>');
document.write ("'");
document.write (';\n');
document.write ('    document.write(t);\n');
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document.write ('   function validateChannel(ch) {\n');
document.write ('      var valid = "";\n');
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document.write ('\n');
document.write ('   chRA=document.domain.split(".");\n');
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document.write ('  var ads = new Array;\n');
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document.write ("'");
document.write ('js');
document.write ("'");
document.write (';\n');
document.write ('  google_ad_client = ');
document.write ("'");
document.write ('howstuffworks_rs_js');
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document.write (';\n');
document.write ('  google_ad_channel = ch;\n');
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document.write ('high');
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document.write ('  google_max_num_ads = ');
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document.write ('text');
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document.write (';\n');
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document.write ('\n');
document.write ('        <script type="text/javascript" language="JavaScript" src="http://pagead2.googlesyndication.com/pagead/show_ads.js"></script><noscript><img height=1 width=1 border=0 src="http://pagead2.googlesyndication.com/pagead/imp.gif?client=howstuffworks&event=noscript"/></noscript>');
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if (position == 'SmallRect') {
document.write ('<IMG SRC="http://static.howstuffworks.com/gif/transgif.gif"  ALT="" BORDER="0" style="display:none;">');
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if (position == 'Google1') {
document.write ('<script language="JavaScript">\n');
document.write ('<!-- \n');
document.write ('\n');
document.write ('  function google_ad_request_done(ads) {\n');
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document.write ('    if (google_ads.length == 0) {\n');
document.write ('       return;\n');
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document.write ('\n');
document.write ('    t = ');
document.write ("'");
document.write ('<table cellpadding="0" cellspacing="0" style="width: 300px; font-family: verdana,sans-serif; font-size: 12px; color: #888888; text-align: left;" ><tr><td>');
document.write ("'");
document.write ('+\n');
document.write ('');
document.write ("'");
document.write ('<div style="padding: 0px; font-weight: bold; padding-left: 7px; color: #666666;" >&nbsp;Ads by Google</div>');
document.write ("'");
document.write (' +\n');
document.write ('');
document.write ("'");
document.write ('<ul style="font-weight: normal; color: #686868;  list-style-type: none; margin-left: 5px; margin-bottom: 7px; margin-top: -8px; margin-right: 2px; padding-left: 5px; padding-right: 2px; list-style-image: none;" >');
document.write ("'");
document.write (';\n');
document.write ('\n');
document.write ('    if ((google_ads.length == 1) && (google_ads.bidtype == "CPM")) {\n');
document.write ('         t += ');
document.write ("'");
document.write ('<li style="margin-top: 20px"><a href="');
document.write ("'");
document.write (' + google_ads[0].url +\n');
document.write (' ');
document.write ("'");
document.write ('" ');
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document.write ('                            google_ads[0].visible_url + ');
document.write ("'");
document.write ('\\');
document.write ('');
document.write ("'");
document.write ('; return true" ');
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document.write ('<span style="text-decoration:underline;color:blue; font-size:14px">');
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document.write ('<b>');
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document.write (' + google_ads[0].line1 + ');
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document.write ('</b><br></span></a>');
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document.write ('<span style="color:#000000;font-size:14px">');
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document.write ('                            google_ads[0].line2 + ');
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document.write ('&nbsp;');
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document.write ("'");
document.write ('<a href="');
document.write ("'");
document.write (' + google_ads[0].url + ');
document.write ("'");
document.write ('" ');
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document.write ('');
document.write ("'");
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