$(document).ready(function() 
{

  var coll = document.getElementsByTagName("img");
   var divParent;
   var imgNew;
  for(var i=0; i<coll.length; i++)
  {
	  //For first image
      //place the absolute URL of the icon has to be swapped in this place (OLD ICON)

     if(coll[i].src == "http://www.corporate-ir.net/media_files/priv/CCBN/event_help/icons/md_pdf.gif")
     {
	imgNew = document.createElement('img');

     //place the URL of the icon that is going to swap the existing icon (NEW ICON)
      imgNew.src = 'http://media.corporate-ir.net/media_files/IROL/95/95168/images/icon_pdf.gif';
   
      // give it an id
	  imgNew.border = '0';
	   imgNew.align = "absmiddle";

      // replace image
      divParent = coll[i].parentNode;
      divParent.replaceChild(imgNew, coll[i]);
	
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     if(coll[i].src == "http://media.corporate-ir.net/media_files/priv/ccbn/event_help/smalldownload/pdf.gif")
     {
	imgNew = document.createElement('img');

     //place the URL of the icon that is going to swap the existing icon (NEW ICON)
      imgNew.src = 'http://media.corporate-ir.net/media_files/IROL/95/95168/images/icon_pdf.gif';
   
      // give it an id
	  imgNew.border = '0';
	   imgNew.align = "absmiddle";

      // replace image
      divParent = coll[i].parentNode;
      divParent.replaceChild(imgNew, coll[i]);
	
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 }
});