function checkSearch(obj) { 
	if (obj.keyword.value == '') {
		alert('Please enter a Keyword');
		return false;
	}
}
function clearText(obj,text) {
	if (obj.value == text) {
		obj.value = '';
	}
}

function isEmail(src) {
	 var email = src.value
     var emailReg = "^[\\w-_\.]*[\\w-_\.]\@[\\w]\.+[\\w]+[\\w]$";
     var regex = new RegExp(emailReg);
     if (regex.test(email) != true) {
		 alert('Email is Invalid');
		 return false;
	 }
  }