// Convert search box into Google Custom Search Engine
// from http://chrisroos.co.uk/blog/2009-02-24-gracefully-degrade-the-google-custom-search-form-so-that-it-works-without-javascript
// by Chris Roos
// Creative Commons Attribution 2.0 UK: England & Wales License http://creativecommons.org/licenses/by/2.0/uk/

var gCS={createHidden:function(name,value){var field=document.createElement('input');field.setAttribute('type','hidden');field.setAttribute('name',name);field.setAttribute('value',value);return field},addHidden:function(form,name,value){var field=this.createHidden(name,value);form.appendChild(field)},removeField:function(form){var elems=form.getElementsByTagName('input');for(var i=0;i<elems.length;i++){var elem=elems[i];if(elem.getAttribute('value')=='site:economicsnetwork.ac.uk'){elem.parentNode.removeChild(elem)}}},setupForm:function(form){form.setAttribute('action','http://www.google.com/search');form.setAttribute('id','cse-search-box')},loadGCS:function(){var extScript=document.createElement('script');extScript.setAttribute('type','text/javascript');extScript.setAttribute('src','http://www.google.com/coop/cse/brand?form=cse-search-box&amp;lang=en');document.body.appendChild(extScript)},init:function(){var searchForm=document.getElementById('searchForm');if(searchForm){this.setupForm(searchForm);this.removeField(searchForm);this.addHidden(searchForm,'cx','016458553800656619142:_wsiac8dyga');this.addHidden(searchForm,'cof','FORID:8');this.addHidden(searchForm,'ie','UTF-8');this.loadGCS();var options=new google.search.DrawOptions();options.setAutoComplete(true)}}}gCS.init();