// Java script utility functions
// Copyright (c) 1998 Microlog GmbH

function Tag(strTag)
{
	var strVal;
	var nStart;
	var nEnd;

	strVal = document.location.search;
	nStart = strVal.indexOf(strTag + "="); 
	nEnd = strVal.indexOf("&", nStart);
	return strVal.substring(nStart + strTag.length + 1, nEnd);
}

function Qty()
{
	var strQty;

	strQty = Tag("Q1");
	nQty = parseInt(strQty);
	return(nQty);
}

function Vat(amnt)
{
	var strVal;

	strVal = document.location.search;
	if (strVal.indexOf("V2=") > -1)
		return(amnt*0.16);
	else
		return  0; 
}

function Browser()
{
	var strBrowser;

	strBrowser = window.navigator.appName;
	strBrowser += " Version: " + window.navigator.appVersion;
	return strBrowser;
}

function IsIE4()
{
	var av;
	var isMSIE4_W32;

	av = navigator.appVersion;
	isMSIE4_W32 = ((av.indexOf('MSIE 4.0') != -1 ||
		av.indexOf('MSIE 5.0') != -1 ||
		av.indexOf('MSIE 5.5') != -1 ||
		av.indexOf('MSIE 6.0') != -1)
		&& navigator.platform == 'Win32');

	return isMSIE4_W32;
}

function Now()
{
	var strNow;
	var d = new Date();
	var mon = new Array("January", "Feburary", "March", "April", "May", "June",
			"July", "August", "September", "October", "November", 			"December");
	var y = IsIE4() ? d.getYear() : d.getYear() + 1900;
	return mon[d.getMonth()] + " " + d.getDate() + ", " + y;
}