sbseparator=',';
	sbdecimal_point='.';
function sbcurrency_js_format(amount)
{
	amount=amount.toString().replace(/\./,sbdecimal_point);
	return(amount);
}

function currency_calculation_format(value)
{
	var pattern_sp=/,/g;
	var pattern_pt=/\./g;
	value=value.toString().replace(pattern_sp,"");		//remove thousand separator if any
	value=value.toString().replace(pattern_pt,".");		//restore decimal point
	return value;
}

function seo_dircompare(arr)
{
	for(i=0;i<arr.length;i++)
	{	
		str1=RegExp(arr[i],"i");
		for(j=i+1;j<arr.length;j++)
		{
			str2=RegExp(arr[j],"i");
			if(arr[i].match(str2) || arr[j].match(str1))
				return ("Value must not be substring of other_"+j);
		}	
	}
	return false;	
}

function emailCheck (emailStr, isAdmin) {
	var sbmsg_arr= new Array();
	if(isAdmin == true)
	{
		sbmsg_arr[0]="Email address seems incorrect (check @ and .'s)";
		sbmsg_arr[1]="The username doesn't seem to be valid";
		sbmsg_arr[2]="Destination IP address is invalid";
		sbmsg_arr[3]="The domain name doesn't seem to be valid";
		sbmsg_arr[4]="The address must end in a valid domain, or two letter country";
		sbmsg_arr[5]="This address is missing a hostname";
	}
	else
	{
		sbmsg_arr[0]="Email address seems incorrect (check @ and .'s)";
		sbmsg_arr[1]="The username doesn't seem to be valid.";
		sbmsg_arr[2]="Destination IP address is invalid!";
		sbmsg_arr[3]="The domain name doesn't seem to be valid.";
		sbmsg_arr[4]="The address must end in a valid domain, or two letter country.";
		sbmsg_arr[5]="This address is missing a hostname!";
	}

var emailPat=/^(.+)@(.+)$/
var specialChars="\\(\\)>@,;:\\\\\\\"\\.\\[\\]"
var validChars="\[^\\s" + specialChars + "\]"
var quotedUser="(\"[^\"]*\")"
var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/
var atom=validChars + '+'
var word="(" + atom + "|" + quotedUser + ")"
var userPat=new RegExp("^" + word + "(\\." + word + ")*$")
var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$")
var matchArray=emailStr.match(emailPat)
if (matchArray==null) {
	alert(sbmsg_arr[0])
	return false
}
var user=matchArray[1]
var domain=matchArray[2]
if (user.match(userPat)==null) {
    alert(sbmsg_arr[1])
    return false
}
var IPArray=domain.match(ipDomainPat)
if (IPArray!=null) {
    // this is an IP address
	  for (var i=1;i<=4;i++) {
	    if (IPArray[i]>255) {
	        alert(sbmsg_arr[2])
		return false
	    }
    }
    return true
}
var domainArray=domain.match(domainPat)
if (domainArray==null) {
	alert(sbmsg_arr[3])
    return false
}
var atomPat=new RegExp(atom,"g")
var domArr=domain.match(atomPat)
var len=domArr.length
if (domArr[domArr.length-1].length<2 || 
    domArr[domArr.length-1].length>4) {
   alert(sbmsg_arr[4])
   return false
}
if (len<2) {
   var errStr=sbmsg_arr[5];
   alert(errStr)
   return false
}
return true;
}
function sbis_empty(sbstr)
{ 
 	sbnew_str=sbstr.replace(/^\s+|\s+$/g,"");
	if(sbnew_str.length >0)
		return (false);
	else
		return (true);
}


function seo_string(field_name,field_value,isAdmin)
{
	var dirlist="admin,ckeditor,core,counterimages,csv_files,images,include,ipn,lang,sbclassified_icons,thumbs1,thumbs2,thumbs3,tinymce,uploadedimages";
	var sbmsgArr=new Array();
	if(isAdmin == 1)
	{
		sbmsgArr[0]=""+field_name+" must not contain & /?.% characters (i.e "+sbBlockCharNamesJS+")";
		sbmsgArr[1]="This value of "+field_name+" is not allowed. Try appending / removing some characters to the value";
	}
	else
	{
		sbmsgArr[0]=""+field_name+" must not contain & /?.% characters (i.e SBSEO_BLOCKCHAR_NAMES)";
		sbmsgArr[1]="This value of "+field_name+" is not allowed. Try appending /removing some characters to the value";
	}

	dir_pat=RegExp("^("+dirlist.replace(/,/g,"|")+")$","i");
//	dir_str=dirlist.replace(/,/g,", ");
	if(field_value.match(/[& \/\?\.%]/))
		return (sbmsgArr[0]);
	else if(field_value.match(dir_pat) )
		return (sbmsgArr[1]);
	else
		return false;	
}

function sbconvert_toseo(title,seo)
{
	a=title.value.replace(/[& \/\?\.%]+/g,"_");
	seo.value=a;
}

function sbempty_field(obj)
{
	if(obj.value=="keywords" || obj.value=="zip code")
	obj.value="";
}