/** ***************************************************************************************************** */

function fnTrapKD(btn, event)
{
	if (window.document.all)
	{
		if (event.keyCode == 13)
		{
			event.returnValue = false;
			event.cancel = true;
			btn.click();
			return false;
		}
	}
	else
	{
		if (document.getElementById)
		{
			if (event.which == 13)
			{
				event.returnValue = false;
				event.cancel = true;
				btn.click();
				return false;
			}
		}
		else
		{

			if (document.layers)
			{
				if (event.which == 13)
				{
					event.returnValue = false;
					event.cancel = true;
					btn.click();
					return false;
				}
			}
		}
	}
}

/*******************************************************************************
 * Cookie-functions
 ******************************************************************************/

function createCookie(name, value, days)//< public void fn(String, String, String)
{

	var expires = "";
	if (days)
	{
		var date = new Date();
		date.setTime(date.getTime() + (days * 24 * 60 * 60 * 1000));
		expires = "; expires=" + date.toGMTString();
	}
	else
	{
		expires = "";
	}

	document.cookie = name + "=" + value + expires + "; path=/";
}

function readCookie(name)//< public String readCookie(String)
{
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for ( var i = 0; i < ca.length; i++)
	{
		var c = ca[i];
		while (c.charAt(0) == ' ')
			c = c.substring(1, c.length);
		if (c.indexOf(nameEQ) === 0)
			return c.substring(nameEQ.length, c.length);
	}
	return null;
}

function eraseCookie(name)
{
	createCookie(name, "", -1);
}

/*******************************************************************************
 * Helpers
 ******************************************************************************/

var getElementsByClassName = function(className, tag, elm)
{
	if (document.getElementsByClassName)
	{
		getElementsByClassName = function(className, tag, elm)
		{
			elm = elm || document;
			var elements = elm.getElementsByClassName(className), nodeName = (tag) ? new RegExp(
					"\\b" + tag + "\\b", "i")
					: null, returnElements = [], current;
			for ( var i = 0, il = elements.length; i < il; i += 1)
			{
				current = elements[i];
				if (!nodeName || nodeName.test(current.nodeName))
				{
					returnElements.push(current);
				}
			}
			return returnElements;
		};
	}
	else
	{
		if (document.evaluate)
		{
			getElementsByClassName = function(className, tag, elm)
			{
				tag = tag || "*";
				elm = elm || document;
				var classes = className.split(" "), classesToCheck = "", xhtmlNamespace = "http://www.w3.org/1999/xhtml", namespaceResolver = (document.documentElement.namespaceURI === xhtmlNamespace) ? xhtmlNamespace
						: null, returnElements = [], elements, node;
				for ( var j = 0, jl = classes.length; j < jl; j += 1)
				{
					classesToCheck += "[contains(concat(' ', @class, ' '), ' "
							+ classes[j] + " ')]";
				}
				try
				{
					elements = document.evaluate(".//" + tag + classesToCheck,
							elm, namespaceResolver, 0, null);
				}
				catch (e)
				{
					elements = document.evaluate(".//" + tag + classesToCheck,
							elm, null, 0, null);
				}
				while ((node = elements.iterateNext()))
				{
					returnElements.push(node);
				}
				return returnElements;
			};
		}
		else
		{
			getElementsByClassName = function(className, tag, elm)
			{
				tag = tag || "*";
				elm = elm || document;
				var classes = className.split(" "), classesToCheck = [], elements = (tag === "*" && elm.all) ? elm.all
						: elm.getElementsByTagName(tag), current, returnElements = [], match;
				for ( var k = 0, kl = classes.length; k < kl; k += 1)
				{
					classesToCheck.push(new RegExp("(^|\\s)" + classes[k]
							+ "(\\s|$)"));
				}
				for ( var l = 0, ll = elements.length; l < ll; l += 1)
				{
					current = elements[l];
					match = false;
					for ( var m = 0, ml = classesToCheck.length; m < ml; m += 1)
					{
						match = classesToCheck[m].test(current.className);
						if (!match)
						{
							break;
						}
					}
					if (match)
					{
						returnElements.push(current);
					}
				}
				return returnElements;
			};
		}
	}
	return getElementsByClassName(className, tag, elm);
};

String.prototype.reverse = function()
{
	return this.split("").reverse().join("");
};
/*
Number.prototype.withCommas = function()
{
	var x = 6, y = parseFloat(this).toFixed(2).toString().reverse();
	while (x < y.length)
	{
		y = y.substring(0, x) + "," + y.substring(x);
		x += 4;
	}
	return y.reverse();
};
*/
Number.prototype.toCurrency = function()
{
	return (arguments[0] ? arguments[0] : "$") + this.withCommas();
};

/** ***************************************************************************************************** */
/** Browser detect - http://www.quirksmode.org/js/detect.html
/** ***************************************************************************************************** */

var BrowserDetect = {
	init: function () {
		this.browser = this.searchString(this.dataBrowser) || "An unknown browser";
		this.version = this.searchVersion(navigator.userAgent)
			|| this.searchVersion(navigator.appVersion)
			|| "an unknown version";
		this.OS = this.searchString(this.dataOS) || "an unknown OS";
	},
	searchString: function (data) {
		for (var i=0;i<data.length;i++)	{
			var dataString = data[i].string;
			var dataProp = data[i].prop;
			this.versionSearchString = data[i].versionSearch || data[i].identity;
			if (dataString) {
				if (dataString.indexOf(data[i].subString) != -1)
					return data[i].identity;
			}
			else if (dataProp)
				return data[i].identity;
		}
	},
	searchVersion: function (dataString) {
		var index = dataString.indexOf(this.versionSearchString);
		if (index == -1) return;
		return parseFloat(dataString.substring(index+this.versionSearchString.length+1));
	},
	dataBrowser: [
		{
			string: navigator.userAgent,
			subString: "Chrome",
			identity: "Chrome"
		},
		{ 	string: navigator.userAgent,
			subString: "OmniWeb",
			versionSearch: "OmniWeb/",
			identity: "OmniWeb"
		},
		{
			string: navigator.vendor,
			subString: "Apple",
			identity: "Safari",
			versionSearch: "Version"
		},
		{
			prop: window.opera,
			identity: "Opera",
			versionSearch: "Version"
		},
		{
			string: navigator.vendor,
			subString: "iCab",
			identity: "iCab"
		},
		{
			string: navigator.vendor,
			subString: "KDE",
			identity: "Konqueror"
		},
		{
			string: navigator.userAgent,
			subString: "Firefox",
			identity: "Firefox"
		},
		{
			string: navigator.vendor,
			subString: "Camino",
			identity: "Camino"
		},
		{		// for newer Netscapes (6+)
			string: navigator.userAgent,
			subString: "Netscape",
			identity: "Netscape"
		},
		{
			string: navigator.userAgent,
			subString: "MSIE",
			identity: "Explorer",
			versionSearch: "MSIE"
		},
		{
			string: navigator.userAgent,
			subString: "Gecko",
			identity: "Mozilla",
			versionSearch: "rv"
		},
		{ 		// for older Netscapes (4-)
			string: navigator.userAgent,
			subString: "Mozilla",
			identity: "Netscape",
			versionSearch: "Mozilla"
		}
	],
	dataOS : [
		{
			string: navigator.platform,
			subString: "Win",
			identity: "Windows"
		},
		{
			string: navigator.platform,
			subString: "Mac",
			identity: "Mac"
		},
		{
			   string: navigator.userAgent,
			   subString: "iPhone",
			   identity: "iPhone/iPod"
	    },
		{
			string: navigator.platform,
			subString: "Linux",
			identity: "Linux"
		}
	]

};

BrowserDetect.init();

/** ***************************************************************************************************** */