var d=document;
var w=window;

$(document).ready(function(){
	external_links();
});

function external_links(){
	var _a = d.body.getElementsByTagName('a');
	var _c = w.location.href.split('/')[2];


	for(var i=0;i<_a.length;i++){
		// Links
			//external site
		if((_a[i].href.indexOf(_c)==-1
			
			//hardcoded externals
			|| _a[i].href.indexOf('org.uk/memorynet')>0
			|| _a[i].href.indexOf('org.uk/shoes')>0
			|| _a[i].href.indexOf('org.uk/artonline')>0
			|| _a[i].href.indexOf('org.uk/geofinder')>0
			|| _a[i].href.indexOf('org.uk/discoveringbewick')>0
			|| _a[i].href.indexOf('org.uk/eyeproject')>0
			|| _a[i].href.indexOf('org.uk/hub')>0
			|| _a[i].href.indexOf('org.uk/acrosstheboard')>0
			)
			//final checks
			&& _a[i].href.indexOf('http')==0
			&& _a[i].href.length>0){
				//rewrite
				_a[i].setAttribute('target','_blank');		// target
				//_a[i].className +=' ext';					// class to add icon
				if(_a[i].title.length>0){
				}else{
					_a[i].title=_a[i].href;
				}
				_a[i].title+=' (opens in a new window) ';	// title
		}
		// PDF files
		if(_a[i].href.indexOf('.pdf')>0 && _a[i].href.length>0){
			_a[i].setAttribute('target','_blank');		// target
			//_a[i].className +=' pdf';					// class to add icon
			if(_a[i].title.length>0) _a[i].title+=' ';
			_a[i].title+='(PDF Document) ';			// title
		}
		if(_a[i].href=='#') _a[i].href='javascript:void(0);';
	}
}