function increaseFontSize() {
      var p = document.getElementsByTagName('SPAN');
      for(i=0;i<p.length;i++) {
      var fs = p[i].style.fontSize;

      if(fs == "x-small") {
           p[i].style.fontSize = "small";
      }

       if(fs == "small") {
           p[i].style.fontSize = "medium";
     }

    if(fs == "medium") {
           p[i].style.fontSize = "large";
      }

    if(fs == "large") {
           p[i].style.fontSize = "x-large";
      }

      if(fs == "x-large") {
           p[i].style.fontSize = "xx-large";
      }
}

var p = document.getElementsByTagName('img');
      for(i=0;i<p.length;i++) {

      if (p[i].src.indexOf("magifier_zoom_out.png")>0 || p[i].src.indexOf("magnifier_zoom_in.png")>0 || p[i].src.indexOf("clearpixel.gif")>0 || p[i].src.indexOf(".gif")>0  || p[i].src.indexOf("logoleft.jpg")>0 || p[i].src.indexOf("logoheader4.jpg")>0){}
            else {
      var w =  parseInt(p[i].width);
      var h = parseInt(p[i].height);
         p[i].width=(w + 30);
         p[i].height=(h + 30);
         }
         }
}
function decreaseFontSize() {
   var p = document.getElementsByTagName('SPAN');
   for(i=0;i<p.length;i++) {
    var fs = p[i].style.fontSize;
      if(fs == "small") {
          p[i].style.fontSize = "x-small";
   }
       if(fs == "medium") {
          p[i].style.fontSize = "small";
   }

    if(fs == "large") {
         p[i].style.fontSize = "medium";
   }

    if(fs == "x-large") {
         p[i].style.fontSize = "large";
   }

    if(fs == "xx-large") {
         p[i].style.fontSize = "x-large";
   }
}

var p = document.getElementsByTagName('img');
      for(i=0;i<p.length;i++) {

      if (p[i].src.indexOf("magifier_zoom_out.png")>0 ||  p[i].src.indexOf("magnifier_zoom_in.png")>0 || p[i].src.indexOf("clearpixel.gif")>0 || p[i].src.indexOf(".gif")>0 || p[i].src.indexOf("logoleft.jpg")>0 || p[i].src.indexOf("logoheader4.jpg")>0){}
            else {
      var w =  parseInt(p[i].width);
      var h = parseInt(p[i].height);
         p[i].width=(w - 30);
         p[i].height=(h - 30);
         }
         }
}