function check_phone(){
		var err = ""
		if(document.getElementById('home_phone').value=='' && document.getElementById('work_phone').value=='' && document.getElementById('mobile_phone').value==''){
			err = "Please enter at least one phone number.\n"
		}
		if(document.getElementById('Email').value != document.getElementById('Confirm_email').value ){
			err += "Please confirm your email address."
		}
		
		
		if (err != ""){
			alert(err)
			return false;
		}
		else
		{
			return true;
		}
	}