// AJAX Page Loader
// Alpha Salmon 2009
// Doug Rathbone

//on document load
$(document).ready(function() {

	//for each link on the page
	//LoadLinksLive();
});

var LOADING_CONTENT = "<div style='width:100%'><div style='margin: 0 auto;padding:25px;'>Loading...<br><img src=\"/asset/img/loadingAnimation.gif\"> </div></div>"
var CurrentPage = "/";

function LoadLinksLive() {
	$('a').live("click", function(e) {
		var strLink = $(this).attr("href");

		//check if its a local link
		if (IsLocal(strLink) && !$(this).hasClass("noajax") && e.button == 0) {
			CurrentPage = strLink;
			if (strLink.lastIndexOf("?") < 0) {
				strLink += "?ajax=true";
			}
			else if (strLink.lastIndexOf("ajax=true") < 0) {
				strLink += "&ajax=true";
			}

			loadContent(strLink, "Content");
			return false;
		}
	});
}

function LoadLinks() {
	$('a').each(function() {
		var strLink = $(this).attr("href");
		//check if its a local link
		if (IsLocal(strLink) && !$(this).hasClass("noajax")) {
			//check to see if it needs the querystring added
			CurrentPage = strLink;

			if (strLink.lastIndexOf("?") < 0) {
				strLink += "?ajax=true";
			}
			else if (strLink.lastIndexOf("ajax=true") < 0) {
				strLink += "&ajax=true";
			}
			$(this).unbind();
			$(this).click(function() {
				//Animate_Menu_Start();
				// Animate_Menu_Start_Select(this);
			loadContent(strLink, "Content");
				return false;
			});
		}
	});
}

function SearchKeyDown(evnt, SearchString) {
	var key = evnt.keyCode;
        if (key == 13) { //13 is the keycode of the 'Enter' key
        	evnt.returnValue = false;
        	evnt.cancel = true;

        	LoadSearch(SearchString);
        	return false;
        }
}

function LoadSearch(SearchString) {

	loadContent("/Search.aspx?ajax=true&q="+Url.encode(SearchString), "Content");
}

function updateAfterLoad() {
	LoadLinks();
}
function goHome() {
	loadContent("/default.aspx?ajax=true", "Content");
}

function loadContent(url, div) {
	$("#" + div).html(LOADING_CONTENT);
	$("#" + div).load(url);
}

function IsLocal(incomingHref) {
	if (incomingHref != null) {
		if (incomingHref.indexOf("http://") < 0) {
			return true;
		}
		else {
			return false;
		}
	}
}

var Url = {

	// public method for url encoding
	encode: function(string) {
		return escape(this._utf8_encode(string));
	},

	// public method for url decoding
	decode: function(string) {
		return this._utf8_decode(unescape(string));
	},

	// private method for UTF-8 encoding
	_utf8_encode: function(string) {
		string = string.replace(/\r\n/g, "\n");
		var utftext = "";

		for (var n = 0; n < string.length; n++) {

			var c = string.charCodeAt(n);

			if (c < 128) {
				utftext += String.fromCharCode(c);
			}
			else if ((c > 127) && (c < 2048)) {
				utftext += String.fromCharCode((c >> 6) | 192);
				utftext += String.fromCharCode((c & 63) | 128);
			}
			else {
				utftext += String.fromCharCode((c >> 12) | 224);
				utftext += String.fromCharCode(((c >> 6) & 63) | 128);
				utftext += String.fromCharCode((c & 63) | 128);
			}

		}

		return utftext;
	},

	// private method for UTF-8 decoding
	_utf8_decode: function(utftext) {
		var string = "";
		var i = 0;
		var c = c1 = c2 = 0;

		while (i < utftext.length) {

			c = utftext.charCodeAt(i);

			if (c < 128) {
				string += String.fromCharCode(c);
				i++;
			}
			else if ((c > 191) && (c < 224)) {
				c2 = utftext.charCodeAt(i + 1);
				string += String.fromCharCode(((c & 31) << 6) | (c2 & 63));
				i += 2;
			}
			else {
				c2 = utftext.charCodeAt(i + 1);
				c3 = utftext.charCodeAt(i + 2);
				string += String.fromCharCode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));
				i += 3;
			}

		}

		return string;
	}

}