luis@469: function remove_fields(link) {
luis@469:   $(link).previous("input[type=hidden]").value = "1";
luis@469:   $(link).up(".fields").hide();
luis@469: }
luis@469: 
luis@468: function add_fields(link, association, content) {
luis@468:   var new_id = new Date().getTime();
luis@468:   var regexp = new RegExp("new_" + association, "g")
luis@469:   $(link).up().insert({
luis@469:     before: content.replace(regexp, new_id)
luis@469:   });
luis@481: }
luis@481: 
luis@482: function update_author_info(link, author_info){
luis@518: 		
luis@482: 	$(link).up('div').up('div').select('input[id^=publication_authorships_attributes]').each(
luis@482: 		function(e){
luis@518: 			key = e.name.split("[").last().trim().sub(']','');
luis@518: 			
luis@518: 			// test for undefined			
luis@482: 			e.value = author_info[key];
luis@482: 		}		
luis@482: 	)
luis@467: }