/* to do:

done: replace all " " with " "
done:  replace all  onload="if (typeof uet =='function') { uet('af'); }"    in images
done: replace all  alt="Product Details"  with alt="Click for details"
*/

function addClass(obj){obj.className="divHR";}  

function draw_HR_Lines(){
	var divArray = document.getElementsByTagName('div');
	for (i=0;i<=divArray.length-1;i++){
		if (divArray[i].id.indexOf("srNum_")>-1){addClass(divArray[i])}
	}
}



function externalLinks() {

// add orange line style to each div 
draw_HR_Lines()


 var anchors = document.getElementsByTagName("a");
 var anchorHref = "";
 var amazonAnchor
 
 for (var i=0; i<anchors.length; i++) {
  // is this an anchor to amazon? default false
   amazonAnchor = false;
   var anchorEl = anchors[i];
   // add target _blank to each link in the page
   anchorHref = anchorEl.getAttribute("href");
   if (anchorHref == null) {anchorHref ="#"};
   
   if (anchorHref.indexOf("amazon") > -1) {amazonAnchor = true;};
   if (amazonAnchor && anchorHref.indexOf("?") == -1) {amazonAnchor = false;};
   
   if(amazonAnchor){
	   if (anchorHref) {
	   anchorEl.target = "_blank";
	   // add aff to each href
	   anchorEl.href += "&tag=large-print-nl-20";
	   anchorEl.title = "Click for a full book description";
	   }
   }
   
 }
 
 
 
 // change the alt for images from amazon
 
 // <img src="http://ecx.images-amazon.com/images/I/51-qMppJkYL._SL160_AA115_.jpg" alt="Product Details" border="0" width="115" height="115"> 
 
 
 var imgs = document.getElementsByTagName("img");
 var imgHref = "";
 // is this an img from amazon?
 var amazonimg = false;
 
 for (var i=0; i<imgs.length; i++) {
   var imgEl = imgs[i];
   
   
   // remove onload for each img in the page
   imgEl.removeAttribute("onload");
   
   
   // change alt for each img in the page
   imgAlt = imgEl.getAttribute("alt");
   
   if (imgAlt.indexOf("Product Details") > -1) {amazonimg = true;};
   
   if(amazonimg){
	   // change alt
	   if (imgAlt) {imgEl.alt = "Click for details"};
   }
   
 }
 
 
  
 
 
  // replace all " " with " "

 var bodyTag = document.getElementsByTagName("body");
 var bodyInner = bodyTag[0].innerHTML;
 var match = new RegExp(" ", "ig");     
 var replacement = " ";
 var replaced = bodyInner.replace(match, replacement);
 bodyTag[0].innerHTML = replaced;

  
  
  
 
 
}

window.onload = externalLinks;