function checkFields()
{
   var fieldsArr = eval('({"name":"Name", "email":"Email Address", "comments":"Your Message"})');
         
   with(document.contactForm)
   {
      for(var ind in fieldsArr)
      {
                
        if(eval(ind).value == '')
        {
      	   alert('Please Enter ' + fieldsArr[ind]);      	   
      	   eval(ind).focus();
      	   return false;
        }
        
      }
      
      var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
      
      if (filter.test(email.value))
      {
         ;	
      }
      else
      {
         alert("Invalid email address. Please correct.");
         email.focus();
         return false;	
         
      }                  
   }	
   
   return true;
}

// -->