function searchFormSubmitted() {
	if (trim(document.getElementById('search_form_input_box').value) == "") {
     	alert("Please enter a term or phrase in the search box.");
		document.getElementById('search_form_input_box').focus();
		return false;
    } else{
		if(readCookie("showTitleSearchResults") == "false") {
			document.getElementById("search_bar").action = '/textSearch';
		}
	} 
	return true;
}

function checkEnter(event) { 	
	var characterCode;		

	if(event && event.which) { 	
		event = event;
		characterCode = event.which; 	
	}
	else {
		characterCode = event.keyCode; 		
	}

	if (characterCode == 13) { 	
		searchFormSubmitted();		
		return false;
	}else return true;
}