window.name='_LLOYDS';
window.status='LLoyds Hearing Aids';
var defaultEmptyOK = false;
var whitespace = " \t\n\r";
function AlertBack(Msg){
alert(Msg);
history.go(-1);
}
function mid(myString,start,count)
{return myString.substr(start-1,count)}
function NoProduct(ID){location.href='noproducts.cfm?ID='+ID;}
function Goto(myurl){location.href=myurl;}
var Page='products.cfm?';
var PPage='product.cfm?';
function GoCat(Cat){location.href=Page + 'id=' + Cat;}
function Prod(p){location.href=PPage + 'id=' + p;}
function lcase(mystring)  {return mystring.toLowerCase()}
function ucase(mystring)  {return mystring.toUpperCase()}
function len(mystring)    {return mystring.length;}
function trim(myString) {return rtrim(ltrim(myString));}
function round(number)    {return Math.round(number);}
function isEmpty(s){return ((s == null) || (s.length == 0))}
function isDigit (c){return ((c >= "0") && (c <= "9"))}
function isAlpha (c){return ((ucase(c) >= "A") && (ucase(c) <= "Z"))}
//return (((c >= "a") && (c <= "z")) || ((c >= "A") && (c <= "Z")))
function find(mysubstring,mystring,mystart)
 {
 if(!mystart){var mystart=0;}
 else
 {mystart = mystart - 1;}
return mystring.indexOf(mysubstring, mystart)+1;
 }
//left Function
function left(mystring,count){
return mystring.substring(mystring.length-count,mystring.length);
}
//Left Trim
function ltrim(myString) {
i=0
do {i++}
while ( i < myString.length && (myString.charCodeAt(i)==32 || myString.charCodeAt(i)=='NaN') );
return myString.substr(i,myString.length)
}
//Right Trim
function rtrim(myString) {
i=myString.length
do {i--}
while (myString.charCodeAt(i)==32 || myString.charCodeAt(i)=='NaN' );
return myString.substr(0,i+1)
}
//Add $ to dollaramount
function dollarformat(number) {
if(number<0){number = '($' + number +')'}
else{number = '$' + number}

return number;
}
function isNumber(s){
   var i;
    for (i = 0; i < s.length; i++)
    {   
        var c = s.charAt(i);
        if (!isDigit(c))
        return false;
    }
    return true;
}
function isAlphanumeric (s)

{   var i;
    for (i = 0; i < s.length; i++)
    {   
        var c = s.charAt(i);
        if (! (isAlpha(c) || isDigit(c) ) )
        return false;
    }
    return true;
}

function isEmail(s)
{   if (isEmpty(s)) 
       if (isEmail.arguments.length == 1) return defaultEmptyOK;
       else return (isEmail.arguments[1] == true);
   
    if (isWhitespace(s)) return false;
	if (s.indexOf(' ') != "-1") return false;
    var i = 1;
    var sLength = s.length;

    while ((i < sLength) && (s.charAt(i) != "@")){i++}

    if ((i >= sLength) || (s.charAt(i) != "@")) return false;
    else i += 2;

    while ((i < sLength) && (s.charAt(i) != ".")){i++}

    // there must be at least one character after the .
    if ((i >= sLength - 1) || (s.charAt(i) != ".")) return false;
    else return true;
}
function isWhitespace (s)

{   var i;
    if (isEmpty(s)) return true;
    for (i = 0; i < s.length; i++)
    {   
        var c = s.charAt(i);

        if (whitespace.indexOf(c) == -1) return false;
    }

    return true;
}

function LoadHelp(Term){
NewWindow('help.cfm?Term='+Term,400,300,0,0,0,0,0,0,0);
}