function hov (id,cls,res)
{
    //alert('mere');
    cond = document.getElementById(id).className;
    //alert(cond);
    if( cond != res)
    {
    document.getElementById(id).className=cls+'_hov';
    }
}

function out (id,cls,res)
{
    cond = document.getElementById(id).className;
    //alert(cond);
    if(cond != res)
    {
    document.getElementById(id).className=cls;
    }
}


function IsNumeric(sText)

{
   var ValidChars = "0123456789.";
   var IsNumber=true;
   var Char;

 
   for (i = 0; i < sText.length && IsNumber == true; i++) 
      { 
      Char = sText.charAt(i); 
      if (ValidChars.indexOf(Char) == -1) 
         {
         IsNumber = false;
         }
      }
   return IsNumber;
   
 }



function checkEmail(id) {
var email = document.getElementById(id);
var filter = /^([a-zA-Z0-9_.-])+@(([a-zA-Z0-9-])+.)+([a-zA-Z0-9]{2,4})+$/;
if (!filter.test(email.value)) 
{
    //alert('Introduceti o adresa de email valida');
    //email.focus
    return false;
}
else
{
    return true;  
}
}