function getLanguage(variable) {
  var query = window.location.search.substring(1);
  var vars = query.split("&");
  for (var i=0;i<vars.length;i++) {
    var pair = vars[i].split("=");
    if (pair[0] == variable) {
      return pair[1];
    }
  }
  return null;
} 

function validateAllTextBoxes(){
var error="";	
var noValidation=new Array("NumeSponsor","CodSponsor");
var oElem = document.getElementById('contact').elements;
	for(i=0;i<oElem.length;i++){
		if(oElem[i].type=='text'){
			 error+=validateEmpty(oElem[i]); 
		}
	}
	if (error!="")
		if (getLanguage("lang")=="Romana")
		return "Va rugam sa completati toate campurile obligatorii. \n";
		else 
		return "Please fill all the required fields. \n";
	else 
		return error;
}

function validateFormOnSubmit(theForm) {
var reason = "";
	
  
  reason += validateEmail(theForm.email);
 //reason += validateEmpty(theForm.from);
   
  reason += validateAllTextBoxes();   
   if (reason != "") {
     if (getLanguage("lang")=="Romana")
	 alert("Unele campuri necesita modificari:\n" + reason);
    
     else
	 alert("Some fields need corrections:\n" + reason);
    return false;
  }
  return true;
}

function validateEmpty(fld) {
    var error = "";
 	//alert(fld);
    if (fld.value.length == 0) {
        fld.style.background = 'Yellow'; 
        if (getLanguage("lang")=="Romana")
		error = "Va rugam sa completati toate campurile obligatorii.\n"
        else 
		error = "Please fill all the required fields.\n"
    } else {
        fld.style.background = 'White';
    }
    return error;  
}




function trim(s)
{
  return s.replace(/^\s+|\s+$/, '');
}

function validateEmail(fld) {
    var error="";
    var tfld = trim(fld.value);                        // value of field with whitespace trimmed off
    var emailFilter = /^[^@]+@[^@.]+\.[^@]*\w\w$/ ;
    var illegalChars= /[\(\)\<\>\,\;\:\\\"\[\]]/ ;
   
    if (fld.value == "") {
        fld.style.background = 'Yellow';
        if (getLanguage("lang")=="Romana")
     	error = "Nu ati introdus o adresa de e-mail valida.\n";
		else
        error = "You didn't enter an email address.\n";
    } else if (!emailFilter.test(tfld)) {              //test email for illegal characters
        fld.style.background = 'Yellow';
        if (getLanguage("lang")=="Romana")
		error = "Va rugam sa introduceti o adresa de e-mail valida.\n";
        else
		error = "Please enter a valid email address.\n";
    } else if (fld.value.match(illegalChars)) {
        fld.style.background = 'Yellow';
        if (getLanguage("lang")=="Romana")
		error = "Adresa de e-mail contine caractere nepermise.\n";
		else
        error = "The email address contains illegal characters.\n";
    } else {
        fld.style.background = 'White';
    }
    return error;
}