function validate()
{
	var frm = document.formmain;
	var errmsg = "";
	
	if (ValidatorTrim(frm.clscandidateinfo_email.value)!='') errmsg += checkEmail(frm.clscandidateinfo_email.value);
	else errmsg += "Email address is required field.\r\n";

	if(errmsg!="")
	{
		alert(errmsg);
		return false;
	}
}