/**
*Author: Toke Johansen
*Linie til at importere scriptet
*<script language="JavaScript" src="classes/contactFormValidation.js"></script>
*/

// farver der skal sættes
var colorOnfocusForm     = "#FFFFFF";
var colorOnblurForm     = "#EEEEEE";
var colorOnmouseoverForm = "#333333";
var colorOnmouseoutForm  = "#999999";

//nå feltet markeres
function form_onfocus(objekt){
 if (objekt.value==objekt.defaultValue) objekt.value=''; objekt.style.background=colorOnfocusForm;
}
//nå et andet felt bliver markeret (ps. hvis altså dette felt har været markeret)
function form_onblur(objekt){
	if (objekt.value=='') objekt.value=objekt.defaultValue; objekt.style.background=colorOnblurForm;
}
//nå musen føres over
function form_mouseover(objekt){
	objekt.style.borderColor=colorOnmouseoverForm;
}
//nå musen forlader et felt
function form_mouseout(objekt){
	objekt.style.borderColor=colorOnmouseoutForm;
}



function emailValidation(mail_entered, alertbox){
	with (mail_entered){
		check_a=value.indexOf("@"); 
		check_dot=value.lastIndexOf(".");
		mail_lenght=value.length-1;
		if (check_a<1 || check_dot-check_a<2 || mail_lenght-check_dot>3 || mail_lenght-check_dot<2) {	
			if (alertbox) {alert(alertbox);} return false;
		}
		else {
			return true;
		}
	}
} 
function isEmailAddr(email)
{
  var result = false;
  var theStr = new String(email);
  var index = theStr.indexOf("@");
  if (index > 0)
  {
    var pindex = theStr.indexOf(".",index);
    if ((pindex > index+1) && (theStr.length > pindex+1))
	result = true;
  }
  return result;
}

function validRequired(formField,fieldLabel)
{
	var result = true;
	
	if (formField.value == "")
	{
		alert('Udfyld venligst feltet "' + fieldLabel +'"');
		formField.focus();
		result = false;
	}
	
	return result;
}


function validEmail(formField,fieldLabel,required)
{
	var result = true;
	
	if (required && !validRequired(formField,fieldLabel))
		result = false;

	if (result && ((formField.value.length < 3) || !isEmailAddr(formField.value)) )
	{
		alert("Skriv venligst en komplet email adresse i dette format: ditnavn@ditnavn.dk");
		formField.focus();
		result = false;
	}
   
  return result;

}

function validateForm(theForm)
{
	var one = parseInt(theForm.elements[2].options[theForm.elements[2].selectedIndex].text);
	var two = parseInt(theForm.elements[1].options[theForm.elements[1].selectedIndex].text);
	if(two < 10) two = "0"+two;
	var tree = parseInt(theForm.elements[0].options[theForm.elements[0].selectedIndex].text);
	if(tree < 10) tree = "0"+tree;
	
	var fire = parseInt(theForm.elements[5].options[theForm.elements[5].selectedIndex].text);
	var fem = parseInt(theForm.elements[4].options[theForm.elements[4].selectedIndex].text);
	if(fem < 10 ) fem = "0"+fem;
	var seks = parseInt(theForm.elements[3].options[theForm.elements[3].selectedIndex].text);
	if(seks < 10) seks= "0"+seks;


	if((one*100+""+two*10+""+tree)  > (fire*100+""+fem*10+""+seks) )
	{
		alert("Fra dato skal være før til dato ");
		return false;
	}
	if(!validRequired(theForm.elements[6],'Navn'))
			return false;
	if (!validEmail(theForm.email,"Email adresse",true))
			return false;
	

	return true;
}