function getCookieVal(offset)
{
	var endstr = document.cookie.indexOf(";",offset);
	if (endstr == -1)
		endstr = document.cookie.length;
	return unescape(document.cookie.substring(offset, endstr));
}
function GetCookie(name)
{
	var arg = name + "=";
	var alen = arg.length;
	var clen = document.cookie.length;
	var i = 0;
	while (i < clen)
	{
		var j = i + alen;
		if (document.cookie.substring(i, j) == arg )
			return getCookieVal(j);
		i = document.cookie.indexOf("", i) + 1 ;
		if (i == 0)
			break;
	}
}
function IsLoggedOn()
{
	if(GetCookie("SIGNEDON") == "Y")
		return true;
	else
		return false;
}
function HasGotItem()
{
	if(GetCookie("HASITEM") == "Y")
		return true;
	else
		return false;
}

function DoSubmit(newaction){
	document.ForceSubmit.action = newaction;
	document.ForceSubmit.submit();
}
function forceSignOut()
{

DoSubmit("https://www.alfa.com/cgi-bin/lansaweb?procfun+weboep+wsignof+alf");
 // document.cookie = 'SIGNEDON = N;PATH=/';
 // document.cookie = 'SESSID = 0;PATH=/';


    document.cookie = 'SIGNEDON = N;expires=Fri, 13-Apr-1970 00:00:00 GMT;PATH=/';
    document.cookie = 'SESSID = 0;expires=Fri, 13-Apr-1970 00:00:00 GMT;PATH=/';
    document.cookie = 'CKUSRID = *blank;expires=Fri, 13-Apr-1970 00:00:00 GMT;PATH=/CGI-BIN';
    document.cookie = 'HASITEM = NO;expires=Fri, 13-Apr-1970 00:00:00 GMT;PATH=/';
}
function forceSignIn()
{
	var thishost = location.host;
		if(document.LANSA != null && document.LANSA.AWKITMNO != null && document.LANSA_PROCESS !==null && document.LANSA._FUNCTION != null )
	{
		document.LANSA._PROCESS.value="WEBOEP";
		document.LANSA._FUNCTION.value="WSIGNIN";
		document.LANSA.submit();

	}
	else
	{
		DoSubmit("https://www.alfa.com/en/gr100w.pgm");
	}
}
function forceRegistration()
{
	var thishost = location.host;
		if(document.LANSA != null && document.LANSA.AWKITMNO != null && document.LANSA_PROCESS !==null && document.LANSA._FUNCTION != null )
	{
		document.LANSA._PROCESS.value="WEBOEP";
		document.LANSA._FUNCTION.value="WREGIST";
		document.LANSA.submit();

	}
	else
	{
		DoSubmit("https://www.alfa.com/en/gr100w.pgm");
	}
}
function forceCheckout()
{
		document.LANSA._PROCESS.value="WEBOEP";
		document.LANSA._FUNCTION.value="CHKOUT1";
		document.LANSA.submit();
}
function forceShoppingCart()
{
		document.LANSA._PROCESS.value="WEBOEP";
		document.LANSA._FUNCTION.value="WSUMMRY";
		document.LANSA.submit();
}
function makeLogonLogoffBar()
{
		if(!IsLoggedOn())
		{

		document.writeln("<td valign=\"top\" width=\"307\"><map name=\"FPMap1\">");
		document.writeln("<area href=\"https://www.alfa.com/en/gr100w.pgm\" shape=\"rect\" coords=\"34, 4, 85, 18\">");
		document.writeln("<area href=\"https://www.alfa.com/en/gr100w.pgm\" shape=\"rect\" coords=\"102, 3, 162, 17\">");
		document.writeln("<area href=\"https://www.alfa.com/en/gr100w.pgm\" shape=\"rect\" coords=\"34, 3, 81, 21\">");
		document.writeln("<area href=\"https://www.alfa.com/en/gr100w.pgm\" shape=\"rect\" coords=\"103, 4, 166, 21\"></map><img border=\"0\" src=\"/chemical_suppliers/laboratory_chemicals.gif\" vspace=\"0\" usemap=\"#FPMap1\" width=\"189\" height=\"22\"></td>");
		}
		else
		{
				if (HasGotItem() )
				{
					document.writeln("<TD VALIGN=\"TOP\"  width=\"307\"><MAP NAME=\"ImageMap27177\">");
					/* document.writeln("<AREA SHAPE=\"rect\" ALT=\"shopping basket\" COORDS=\"1,1,136,22\" HREF=\"javascript:document.LANSA.ARENTRY.value='';document.LANSA.ARETSTR.value='DISPLAY';HandleHttpEvent('http','WEBOEP','WSUMMRY');\">");
					document.writeln("<AREA SHAPE=\"rect\" ALT=\"checkout\" COORDS=\"137,1,215,22\" HREF=\"javascript:HandleHttpEvent('https','WEBOEP','CHKOUT1');\">");
					document.writeln("<AREA SHAPE=\"rect\" ALT=\"logoff\" COORDS=\"216,1,320,22\" HREF=\"javascript:HandleHttpEvent('http','WEBOEP','WSIGNOF');\">");
					document.writeln("</MAP>");
					document.writeln("<IMG SRC=\"/chemical_suppliers/laboratory_chemicals_checkout.gif\" WIDTH=307 HEIGHT=22 BORDER=0 USEMAP=\"#ImageMap27177\"></TD>");
					*/
					document.writeln("<AREA SHAPE=\"rect\" ALT=\"shopping basket\" COORDS=\"1,1,136,22\" HREF=\"javascript:forceShoppingCart();\" >");

					document.writeln("<AREA SHAPE=\"rect\" ALT=\"checkout\" COORDS=\"137,1,215,22\" HREF=\"javascript:forceCheckout();\">");
					document.writeln("<AREA SHAPE=\"rect\" ALT=\"logoff\" COORDS=\"216,1,320,22\" HREF=\"javascript:forceSignOut();\">");
					document.writeln("</MAP>");
					document.writeln("<IMG SRC=\"/chemical_suppliers/laboratory_chemicals_checkout.gif\" WIDTH=307 HEIGHT=22 BORDER=0 USEMAP=\"#ImageMap27177\"></TD>");
				}
				else
				{
					document.writeln("<td valign=\"top\" width=\"307\"><map name=\"FPMap1\">");
					document.writeln("<area href=\"javascript:forceSignOut();\" shape=\"rect\" coords=\"1, 1, 166, 21\">");
					document.writeln("</map><img border=\"0\" src=\"/chemical_suppliers/laboratory_chemicals_logoff.gif\" vspace=\"0\" usemap=\"#FPMap1\" width=\"189\" height=\"22\"></td>");
				}
		}

}