function isValidEmail(email){

	var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i
	if (filter.test(email)){
		return true
	}else{
		return false
	}
}


function validMultiType(thisElement){
	var option = -1
	for (i = 0; i < document.getElementById(thisElement).length; i++) {
		if (document.getElementById(thisElement).custom[i].checked) {
			option = document.getElementById(thisElement).custom[i].value;
		}
	}
	
	if (option == -1) {
		return false;
	}
	
	return true
}