key event error

search.js

function search(dataid) {
	var search=$('#searchText').val();
	var filteredSearchString = search.replace(" ","%20");
	callDb(dataid, filteredSearchString);
}

function callDb (dataId, searchString ) {
	$.ajax({
		url: "php/search.php",
                data: { 'id': dataid, 'search':neu },
		dataType: 'html',
                success: function(data) {
                	$('#content').html(data);
                        }
        })
}

	
function Event_Key() {  
	if(event.keyCode == 13) {
		search(1);
	}
	    
}