function BrowserInfo() {
	var agent = window.navigator.userAgent;
	if (agent.indexOf("MSIE") != -1) {
			var start = agent.indexOf("MSIE");
			this.name = "MSIE";
			this.version = parseFloat(agent.substring(start + 5, agent.indexOf(";", start)));
	} else if (agent.indexOf("Firefox") != -1) {
			var start = agent.indexOf("Firefox");
			this.name = "Firefox";
			this.version = agent.substring(start + 8, agent.length);
			var firstDec = this.version.indexOf(".") + 1;
			while (this.version.indexOf(".", firstDec) != -1)
				this.version = this.version.substring(0, firstDec) + this.version.substring(firstDec).replace(".", "");
			this.version = parseFloat(this.version);
	} else {
			this.name = "Unknown";
			this.version = 0;
	}
}

var info = new BrowserInfo();
var userAgent = window.navigator.userAgent
var isIE = (window.navigator.userAgent.indexOf("MSIE") != -1);
var isIE6 = (info.name == "MSIE" && info.version < 7);
/*var isSafari = (window.navigator.userAgent.indexOf("Safari") != -1);
var isMac = navigator.appVersion.indexOf("Mac")!=-1;*/
var isFireFox = (window.navigator.userAgent.indexOf("Firefox") != -1);
/*var isMacFireFox = isMac && isFireFox;
var is_iPod = navigator.appVersion.indexOf("iPod")!=-1;
var is_iPhone = navigator.appVersion.indexOf("iPhone")!=-1;*/

if (info.name == "MSIE" && info.version < 7)
	document.writeln('<link href="stylesIE6.css" rel="stylesheet" type="text/css" />');
else
	document.writeln('<link href="stylesDynamic.css" rel="stylesheet" type="text/css" />');
/*if (isMac || isSafari)
	document.writeln('<link href="stylesMac.css" rel="stylesheet" type="text/css" />');

if (isMacFireFox)
	document.writeln('<link href="stylesMacFireFox.css" rel="stylesheet" type="text/css" />');

if (is_iPod || is_iPhone)
	document.writeln('<link href="styles_iPod.css" rel="stylesheet" type="text/css" />');*/


function writePngImage(url, width, height, alt) {
	if (!isIE6)
		document.write("<img alt=\"" + alt + "\" src=\"" + url + "\" style=\"width: " + width + "px; height: " + height + "px;\">");
	else
		document.write("<img src=\"spacer.png\" style=\"width: " + width + "px; height: " + height + 
			"px; filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + url + "', sizingMethod=scale);\">");
}

function writePngClass(url, width, height, alt, className) {
	if (!isIE6)
		document.write("<img alt=\"" + alt + "\" class=\"" + className + "\" src=\"" + url + "\" style=\"width: " + width + "px; height: " + height + "px;\">");
	else
		document.write("<img alt=\"" + alt + "\" class=\"" + className + "\"  src=\"spacer.png\" style=\"width: " + width + "px; height: " + height + 
			"px; filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + url + "', sizingMethod=scale);\">");
}

function writePngImageMap(url, width, height, alt, map) {
	if (!isIE6)
		document.write("<img usemap=\"" + map + "\" alt=\"" + alt + "\" src=\"" + url + "\" style=\"width: " + width + "px; height: " + height + "px;\">");
	else
		document.write("<img usemap=\"" + map + "\" src=\"spacer.png\" style=\"width: " + width + "px; height: " + height + 
			"px; filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + url + "', sizingMethod=scale);\">");
}

function renderFlash(src, width, height, features) {
	document.writeln('<embed src="' + src + '" quality="high" bgcolor="#ffffff" width="' + width + 
					 '" height="' + height + '" align="middle" allowscriptaccess="sameDomain" ' +
					 'type="application/x-shockwave-flash" ' + features + 
					 'pluginspage="http://www.macromedia.com/go/getflashplayer" />');
}

function submitForm(id)  {
	document.getElementById(id).submit();
	return false;
}

String.prototype.trim = function () {
	return this.replace(/^\s*/, "").replace(/\s*$/, "");
}

reset_form_value = function(str1, str2, val) {
	if(str1 == val.value.trim())
		val.value = str2;
}

/*
<form target="paypal" action="https://www.paypal.com/cgi-bin/webscr" method="post">
<input type="hidden" name="cmd" value="_s-xclick">
<input type="hidden" name="hosted_button_id" value="11170562">
<table>
<tr><td><input type="hidden" name="on0" value="Size">Size</td></tr><tr><td><select name="os0">
	<option value="Medium">Medium </option>
</select> </td></tr>
<tr><td><input type="hidden" name="on1" value="Color">Color</td></tr><tr><td><select name="os1">
	<option value="Green">Green </option>
	<option value="Blue">Blue </option>
	<option value="Red">Red </option>
</select> </td></tr>
</table>
<input type="image" src="https://www.paypal.com/en_US/i/btn/btn_cart_LG.gif" border="0" name="submit" alt="PayPal - The safer, easier way to pay online!">
<img alt="" border="0" src="https://www.paypal.com/en_US/i/scr/pixel.gif" width="1" height="1">
</form>

https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=11170562&on0=Size&os0=Medium&on1=Color
https://www.paypal.com/cgi-bin/webscr?cmd=_cart&business=nvilledrouin@gmail.com
*/

function purchaseItem(id) {
	var url = "https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=" + id;
	
	var optIndex = 0;
	var optSide = 0;
	
	for (var i = 1; i < arguments.length; i++) {
		if (arguments[i] == null || arguments[i] == "")
			continue;
		
		if (optSide == 0) {
			url += "&on" + optIndex + "=" + arguments[i];
			optSide = 1;
		} else {
			url += "&os" + optIndex + "=" + arguments[i];
			optIndex++;
			optSide = 0;
		}
	}
	
	document.location = url;
}