function validate_required(field,alerttxt)
{
with (field)
{
  if (value==null||value=="")
  {
  alert(alerttxt);return false;
  }
  else
  {
  return true;
  }
}
}

function cb_bejelolve(alerttxt){

        for( var i = 0; i < document.forms[ 'application' ].elements.length; i++ ){
            var elem = document.forms[ 'application' ].elements[ i ];
           
            if( elem.type == "checkbox" && elem.checked )
                return true;
        }
        alert(alerttxt);
        return false;
    }

function validate_checkbox2(field,alerttxt) {
	if (!deposit.checked) {
		alert(alerttxt);
		return false;
	} else {
		return true;
	}		
}

function validate_email(field,alerttxt)
{
with (field)
{
apos=value.indexOf("@");
dotpos=value.lastIndexOf(".");
if (apos<1||dotpos-apos<2) 
  {alert(alerttxt);return false;}
else {return true;}
}
}

function validate_form(thisform)
{
with (thisform)
{
if (validate_required(name,"Name must be filled out!")==false)
  {name.focus();return false;}
if (validate_required(email,"Email must be filled out!")==false)
  {email.focus();return false;} 
if (validate_email(email,"Email must be valid!")==false)
  {email.focus();return false;}  
if (validate_required(message,"Message must be filled out!")==false)
  {message.focus();return false;}
}
}