$(document).ready( function() {
	var url = 'http://search.otago.ac.nz/search?site=otago&client=otago&output=xml_no_dtd&proxystylesheet=otago&q={term}', selectionImage;
	
	$("#content").bind('textselect', function(e) {
		var selection = e.text;
		if(selection && (selection = new String(selection).replace(/^\s+|\s+$/g,''))) {
			if(!selectionImage) {
				selectionImage = $('<a>').attr({
					href: url, 
					title: 'Click here to learn more about this term',
					id: 'selection-image'
				}).hide();
				$(document.body).append(selectionImage);
			}
			selectionImage.attr('href',url.replace('{term}',encodeURIComponent(selection))).css({
				top: e.pageY - 30,	//offsets
				left: e.pageX - 13 //offsets
			}).fadeIn();
		}
	});

	$("#content").bind('textunselect', function() {
		if(selectionImage) { selectionImage.hide(); }
	});
});