<!-- hide this script from non-javascript-enabled browsers
/* Functions that swaps images. */
  function MM_swapImage() { //v3.0
    var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
     if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
  }

  function MM_swapImgRestore() { //v3.0
    var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
  }

  function MM_preloadImages() { //v3.0
    var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
      var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
      if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
  }

  function MM_findObj(n, d) { //v4.0
    var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
      d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
    if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
    for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
    if(!x && document.getElementById) x=document.getElementById(n); return x;
  }

  if (document.images) {
  h_blk = new Image(550 ,37); h_blk.src = "/class/images/h_blk.gif";
  h_f11 = new Image(550 ,37); h_f11.src = "/class/images/h_f11.gif";
  h_f1 = new Image(550 ,37); h_f1.src = "/class/images/h.gif";
  nteachingmaterials_f2 = new Image(154 ,19); nteachingmaterials_f2.src = "/class/images/nteachingmaterials_f2.gif";
  nteachingmaterials_f1 = new Image(154 ,19); nteachingmaterials_f1.src = "/class/images/nteachingmaterials.gif";
  h_f2 = new Image(550 ,37); h_f2.src = "/class/images/h_f2.gif";
  nTeachersPicks_f2 = new Image(160 ,18); nTeachersPicks_f2.src = "/class/images/nteacherspicks_f2.gif";
  nTeachersPicks_f1 = new Image(160 ,18); nTeachersPicks_f1.src = "/class/images/nteacherspicks.gif";
  nTheIdeaBook_f2 = new Image(154 ,19); nTheIdeaBook_f2.src = "/class/images/ntheideabook_f2.gif";
  nTheIdeaBook_f1 = new Image(154 ,19); nTheIdeaBook_f1.src = "/class/images/ntheideabook.gif";
  h_f3 = new Image(550 ,37); h_f3.src = "/class/images/h_f3.gif";
  nnEnglish_f2 = new Image(160 ,18); nnEnglish_f2.src = "/class/images/nnenglish_f2.gif";
  nnEnglish_f1 = new Image(160 ,18); nnEnglish_f1.src = "/class/images/nnenglish.gif";
  picks_f2 = new Image(97 ,64); picks_f2.src = "/class/images/picks_f2.gif";
  picks_f1 = new Image(97 ,64); picks_f1.src = "/class/images/picks.gif";
  nBiography_f2 = new Image(154 ,19); nBiography_f2.src = "/class/images/nbiography_f2.gif";
  nBiography_f1 = new Image(154 ,19); nBiography_f1.src = "/class/images/nbiography.gif";
  h_f4 = new Image(550 ,37); h_f4.src = "/class/images/h_f4.gif";
  nnHistory_f2 = new Image(160 ,18); nnHistory_f2.src = "/class/images/nnhistory_f2.gif";
  nnHistory_f1 = new Image(160 ,18); nnHistory_f1.src = "/class/images/nnhistory.gif";
  picks_f3 = new Image(97 ,64); picks_f3.src = "/class/images/picks_f3.gif";
  nTips_f2 = new Image(154 ,19); nTips_f2.src = "/class/images/ntips_f2.gif";
  nTips_f1 = new Image(154 ,19); nTips_f1.src = "/class/images/ntips.gif";
  h_f5 = new Image(550 ,37); h_f5.src = "/class/images/h_f5.gif";
  nnPersonal_f2 = new Image(160 ,18); nnPersonal_f2.src = "/class/images/nnpersonal_f2.gif";
  nnPersonal_f1 = new Image(160 ,18); nnPersonal_f1.src = "/class/images/nnpersonal.gif";
  picks_f4 = new Image(97 ,64); picks_f4.src = "/class/images/picks_f4.gif";
  nnScience_f2 = new Image(160 ,18); nnScience_f2.src = "/class/images/nnscience_f2.gif";
  nnScience_f1 = new Image(160 ,18); nnScience_f1.src = "/class/images/nnscience.gif";
  picks_f5 = new Image(97 ,64); picks_f5.src = "/class/images/picks_f5.gif";
  nCanadian_f2 = new Image(154 ,19); nCanadian_f2.src = "/class/images/ncanadian_f2.gif";
  nCanadian_f1 = new Image(154 ,19); nCanadian_f1.src = "/class/images/ncanadian.gif";
  h_f6 = new Image(550 ,37); h_f6.src = "/class/images/h_f6.gif";
  nnSocial_f2 = new Image(160 ,18); nnSocial_f2.src = "/class/images/nnsocial_f2.gif";
  nnSocial_f1 = new Image(160 ,18); nnSocial_f1.src = "/class/images/nnsocial.gif";
  picks_f6 = new Image(97 ,64); picks_f6.src = "/class/images/picks_f6.gif";
  nContests_f2 = new Image(154 ,19); nContests_f2.src = "/class/images/ncontests_f2.gif";
  nContests_f1 = new Image(154 ,19); nContests_f1.src = "/class/images/ncontests.gif";
  h_f7 = new Image(550 ,37); h_f7.src = "/class/images/h_f7.gif";
  nnArts_f2 = new Image(160 ,19); nnArts_f2.src = "/class/images/nnarts_f2.gif";
  nnArts_f1 = new Image(160 ,19); nnArts_f1.src = "/class/images/nnarts.gif";
  picks_f7 = new Image(97 ,64); picks_f7.src = "/class/images/picks_f7.gif";
  nStore_f2 = new Image(154 ,19); nStore_f2.src = "/class/images/nstore_f2.gif";
  nStore_f1 = new Image(154 ,19); nStore_f1.src = "/class/images/nstore.gif";
  h_f8 = new Image(550 ,37); h_f8.src = "/class/images/h_f8.gif";
  nEmail_f2 = new Image(154 ,19); nEmail_f2.src = "/class/images/nemail_f2.gif";
  nEmail_f1 = new Image(154 ,19); nEmail_f1.src = "/class/images/nemail.gif";
  h_f9 = new Image(550 ,37); h_f9.src = "/class/images/h_f9.gif";
  nAbout_f2 = new Image(154 ,19); nAbout_f2.src = "/class/images/nabout_f2.gif";
  nAbout_f1 = new Image(154 ,19); nAbout_f1.src = "/class/images/nabout.gif";
  h_f10 = new Image(550 ,37); h_f10.src = "/class/images/h_f10.gif";

  nMediaLit_f2 = new Image(154 ,19); nMediaLit_f2.src = "/class/images/nmedia_f2.gif";
  nMediaLit_f1 = new Image(154 ,19); nMediaLit_f1.src = "/class/images/nmedia.gif";
  h_f11 = new Image(550 ,37); h_f11.src = "/class/images/h_over_media.gif";
  }

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