// JavaScript Document
function isEmpty(field){
	var elem = document.getElementById(field);

	if(elem.value.length == 0){
		document.getElementById(field).style.border = "2px solid blue";
		document.getElementById(field).style.background = "#ffffe1";
		return 'Please fill '+field+'. form with the correct data. <b>|</b> ';
	}else{
		document.getElementById(field).style.border = "";
		document.getElementById(field).style.background = "#ffffff";
		return '';
	}
}
function emailValidator(field){
	var elem = document.getElementById(field);
	var emailExp = /^[\w\-\.\+]+\@[a-zA-Z0-9\.\-]+\.[a-zA-z0-9]{2,4}$/;
	if(elem.value.match(emailExp)){
		document.getElementById(field).style.border = "";
		document.getElementById(field).style.background = "#ffffff";
		return '';
	}else{
		document.getElementById(field).style.border = "2px solid blue";
		document.getElementById(field).style.background = "#ffffe1";
		return 'Email is not valid email format. <b>|</b> ';
	}
}
function singleCheckValidator(field){
	var elem = document.getElementById(field);
	if(elem.checked){
		document.getElementById(field).style.border = "";
		document.getElementById(field).style.background = "#ffffff";
		return '';
	}else{
		document.getElementById(field).style.border = "2px solid blue";
		document.getElementById(field).style.background = "#ffffe1";
		return 'Please Read General Condition with Carefully and Check "I Agree"';
	}
}