function goToUrl(url){
	location.href=url;
}
var reloaded = false;
var loc=""+document.location;
loc = loc.indexOf("?reloaded=")!=-1?loc.substring(loc.indexOf("?reloaded=")+10,loc.length):"";
loc = loc.indexOf("&")!=-1?loc.substring(0,loc.indexOf("&")):loc;
reloaded = loc!=""?(loc=="true"):reloaded;

function reloadOnceOnly() {
if (!reloaded)
	
window.location.replace(window.location+"?reloaded=true");

}

function isAlphabet(elem){
	var alphaExp = /^[a-z A-Z]+$/;
	if(elem.value.match(alphaExp)){
		return true;
	}
	return false;	
}

function isNumeric(elem){
	var numericExpression = /^[0-9]+$/;
	if(elem.value.match(numericExpression)){
		return true;
	}
	return false;
	
}

function emailValidator(elem){
	var emailExp = /^[\w\-\.\+]+\@[a-zA-Z0-9\.\-]+\.[a-zA-z0-9]{2,4}$/;
	if(elem.value!=null && elem.value.match(emailExp)){
		return true;
	}
	return false;
	
}

function isEmptyField(elem){
	var check = elem.value;
	if (check==null || check==""){
		return false;
	}
	return true;
}

function isBlankField(elem){
	var value = elem.value;
	if(value.replace(/\s/g,"") == ""){
		return false;
	}
	
	return true;
}