function isEmpty(inputStr) {
	if ((inputStr == null) || (inputStr=="")) return true
	else return false
}

function isSpace(str) {
	pattern = /^[\s]+$/
        if (str.match(pattern)) return true
           else return false;
}

function isNumber(str) {
	pattern= /^[0-9]+$/
		if (!str.match(pattern)) return false
			else return true;
}

//numbers and letters
function isAlphanu(str) {
	pattern = /^[a-zA-Z0-9\s]+$/
		if (!str.match(pattern)) return false
			else return true;
}

function isName(str) {
	pattern = /^[a-zA-Z\s\-\.\']+$/
		if (!str.match(pattern)) return false
			else return true;
}

function isEmail(str) {
     pattern = /^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,})+$/
        if (str.match(pattern)) return true
           else return false;
}

//Telephone
function isTelephone(str) {
	pattern =/^[0-9a-zA-Z\s\-\/\,\(\)\+\.\:]+$/
		if (!str.match(pattern)) return false
			else return true;
}

//Fax
function isTelephone(str) {
	pattern =/^[0-9a-zA-Z\s\-\/\(\)\+\.]+$/
		if (!str.match(pattern)) return false
			else return true;
}

//Zip code, postal code, Organization, Company
	//all cractors allowed

function isCountry(str) {
	pattern =/^[a-zA-Z\s\-\.\']+$/
		if (!str.match(pattern)) return false
			else return true;
}

//city, state, province, region
function isCity(str) {
	pattern = /^[0-9a-zA-Z\s\-\.\']+$/
		if (!str.match(pattern)) return false
			else return true;
}

//Designation, Position, occupation
function isDesignation(str) {
	pattern = /^[0-9a-zA-Z\s\-\/\.\,\"\(\)\']+$/
		if (!str.match(pattern)) return false
			else return true;
}

//post applied for
function isPostApp(str) {
	pattern = /^[0-9a-zA-Z\s\-\/\.\:\?\!\;\,\"\(\)\']+$/
		if (!str.match(pattern)) return false
			else return true;
}

function isValidPwd(str) {
	if (str.lastIndexOf(" ") == -1) {
				return true;
	} else {
				return false;
	}
}

function isDecNumber(str, len) {
	pattern=/^[0-9]+[\.]{0,1}[0-9]{0,2}$/
	if (((str.indexOf("."))!=-1) &&  (str.indexOf(".") > 10)){
			return false
		}
	else if (((str.indexOf("."))==-1) && (str.length > 10)) {
	return false;
	}
	else return(str.match(pattern));
}

////////////////////////////