function email_check(str) {
		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1) return false		
		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr) return false
		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr) return false
 	    if (str.indexOf(at,(lat+1))!=-1) return false
	    if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot) return false
		if (str.indexOf(dot,(lat+2))==-1) return false
	    if (str.indexOf(" ")!=-1) return false
 	return true					
	}
 function verifica() { 
  if(document.form1.car.value == "Alegeti"){
  alert("Selectati brandul, va rugam!");
  document.form1.car.focus();
  return false;
 }
 /*
  if(document.form1.carmodel.value == "Alegeti"){
  alert("Selectati modelul masinii, va rugam!");
  document.form1.carmodel.focus();
  return false;
 }
 if(document.form1.cil.value == ""){
  alert("Completati capacitatea cilindrica, va rugam!");
  document.form1.cil.focus();
  return false;
 }
 */
 if(document.form1.nume.value == ""){
  alert("Introduceti numele, va rugam!");
  document.form1.nume.focus();
  return false;
 }

 if(document.form1.email.value == ""){
  alert("Introduceti adresa de email, va rugam!");
  document.form1.email.focus();
  return false;
 }
 else
 {
   if (email_check(document.form1.email.value)==false){
		alert("Adresa incorecta!");
		document.form1.email.focus()
		return false
	}

 }

 
}
//
function OnChangeCar(oObject)   {		
	  var nSelected = oObject.selectedIndex;
      var szSelText = oObject.options[nSelected].text;
	  var oOption;		  
	  document.form1.carmodel.options.length=0;
	  //am sters toata lista ;parcurg vectorul carmodel_array construit in php si construiesc noua lista de modele		  			   
	  for (i = 0; i < carmodel_array.length; i++){
		   car= carmodel_array[i][0];
		   carmodel = carmodel_array[i][1];		  		
		   if(szSelText == car){
		      oOption = document.createElement("OPTION");
		      oOption.text = carmodel;
			  oOption.value = carmodel;				  			  
			  document.form1.carmodel.options.add(oOption);		    
			} //if  		  			
      }//end for			
	  oOption = document.createElement("OPTION");
	  oOption.text = "---Alt model---";
	  oOption.value = "Alt model";		  			  
	  document.form1.carmodel.options.add(oOption);		   
}//end function OnChangeCar