function manage_table_data(op, table_name) { 
  
  if(op == "reset") {
      document.getElementById(table_name).reset()
  }
  else {
     
    len = document.getElementById(table_name).length
 
    in_titles = document.getElementById(table_name).elements['inputs_titles'].value;
    in_fields = document.getElementById(table_name).elements['inputs_names'].value;
    in_types = document.getElementById(table_name).elements['inputs_types'].value;
    in_req = document.getElementById(table_name).elements['inputs_req'].value;
    in_val = document.getElementById(table_name).elements['inputs_val'].value;

    valert = document.getElementById(table_name).elements['validation_alert'].value;
    
    inft_data = in_titles.split(",");
    inf_data = in_fields.split(",");
    int_data = in_types.split(",");
    inr_data = in_req.split(",");
    inv_data = in_val.split(",");
      
    re = "";
      
    for(d=0;d<inf_data.length;d++) {               
      if(inr_data[d] == "yes") {
      
         fn = inf_data[d];
         ft = inft_data[d];

         fv = document.getElementById(table_name).elements[fn].value;
         fvd = Remove_Spaces(fv);

         if(inv_data[d] == "any") {
         
          if(int_data[d] == "select" && (fvd == "0" || fvd == ""))
             re += ft + "\n";
          else if(fvd == "")
             re += ft + "\n";
                
         } else if(inv_data[d] == "email" && Check_Email(fvd) != "") {
            re += ft + "\n";                     
         }   
         else if(int_data[d] == "select" && (fvd == "0" || fvd == "")) {
            re += ft + "\n";                     
         }   

      } // end if     
    } // end  for    
    
    if(re == "") {
       document.getElementById(table_name).action = "data/manage_forms.php";
       document.getElementById(table_name).submit()
    } 
    else {
       alert(valert + ":  \n" + re)
    }
          
  } //end else
   
 } // end function
 
 
 function Check_Text(text) {
 
   // vchar = "qwertyuiopasdfghjklzxcvbnm-_.'
 
 } // end if