var CAAFI_SEARCH_DEFAULT_TEXT = "Search CAAFI";
var KEYCODE_ENTER = 13;

var caafiSearch = function() {
	var query = document.getElementById("searchBox").value;
	window.location = "http://dev.caafi.org/search.html?" + query;
};

var caafiSearchBoxKeyDown = function(event) {
	if (event.keyCode  == KEYCODE_ENTER) {
		caafiSearch();
	}
};

var caafiCreateSearchBox = function() {
	document.write('<input id="searchBox" onfocus="caafiSearchOnFocus(this)" type="text" onkeydown="caafiSearchBoxKeyDown(event)" value="' + CAAFI_SEARCH_DEFAULT_TEXT + '" size="30" maxlength="50" />'
		+ '<input id="searchButton" onclick="caafiSearch()" type="button" value="Search" />');
	
	var parentParent = document.getElementById('searchBox').parentNode.parentNode
	parentParent.align = 'right';
	parentParent.valign = 'top';
};

var caafiSearchOnFocus = function(elem) {
	if (elem.value == CAAFI_SEARCH_DEFAULT_TEXT) {
		elem.value = '';
	}
};