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

function submitScript(inForm) {
  var submitValid=true;  
  var missingVars = '';
  var incorrectVars = '';
  var longVars = '';
  
  for (var x=0;x < inForm.length;x++) {
    if  (inForm[x].type=="text" || inForm[x].type=="password") {
      if (inForm[x].getAttribute("required")=='true') {
        var t = inForm[x].value;
        if (trim(t)=="") {
          missingVars += inForm[x].getAttribute("fullname") + "\n";
          //alert(inForm[x].getAttribute("fullname") + ' is missing.');
          submitValid=false;
        }
      } else if (inForm[x].getAttribute("required")=='login') {
        var t = (inForm[x].getAttribute("value"));
        re = new RegExp("^[-a-zA-Z0-9]+$","g");
        if (!re.test(t)) {
          incorrectVars += inForm[x].getAttribute("fullname") + "\n";          
          //alert(inForm[x].getAttribute("fullname") + ' is incorrect.');          
          submitValid=false;
        }
      } else if (inForm[x].getAttribute("required")=='text') {
        var t = (inForm[x].getAttribute("value"));
        re = new RegExp("^[a-zA-Z0-9]+$","g");
        if (!re.test(t)) {
          incorrectVars += inForm[x].getAttribute("fullname") + "\n";          
          //alert(inForm[x].getAttribute("fullname") + ' is incorrect.');          
          submitValid=false;
        }
      } else {
        //alert(inForm[x].getAttribute("fullname") + ' is not required.');
      }  
      
      if ( inForm[x].getAttribute("dataType")=="int" && trim(inForm[x].value)!="" && !isInteger(inForm[x].value)) {
        incorrectVars += inForm[x].getAttribute("fullname") + "\n";          
        //alert(inForm[x].getAttribute("fullname") + ' is not an integer.');          
        submitValid=false;
      }  
      if ( inForm[x].getAttribute("dataType")=="real" && trim(inForm[x].value)!="" && isNaN(inForm[x].value)) {
        incorrectVars += inForm[x].getAttribute("fullname") + "\n";          
        //alert(inForm[x].getAttribute("fullname") + ' is not a number.');          
        submitValid=false;
      }  

      if (inForm[x].getAttribute("dataType")=="currency" && trim(inForm[x].value)!="") {
        if (!currencyValid(trim(inForm[x].value))) {
          incorrectVars += inForm[x].getAttribute("fullname") + "\n";          
          //alert(inForm[x].getAttribute("fullname") + ' is not a valid amount of money.');                    
          submitValid=false;        
        }
      }   

      if (inForm[x].getAttribute("dataType")=="email" && trim(inForm[x].value)!="") {
        if (!emailValid(trim(inForm[x].value))) {
          incorrectVars += inForm[x].getAttribute("fullname") + "\n";          
          //alert(inForm[x].getAttribute("fullname") + ' is not a valid e-mail address.');                    
          submitValid=false;        
        }
      }   
            
      if (inForm[x].getAttribute("dataType")=="date" && trim(inForm[x].value)!="") {
        var tempDate = trim(inForm[x].value);
        var tempName = trim(inForm[x].name);
        var tdo = parseDate(tempDate);
        if (tempDate == "dd-mm-yyyy" || tempDate == "dd/mm/yyyy")
        {
          document.getElementById('field_hidden_'+tempName.substring( tempName.indexOf('_')+1)).setAttribute('value','');        	
        }
        else if (tdo) 
        {
        //alert('field_hidden_'+tempName.substring( tempName.indexOf('_')+1));
          document.getElementById('field_hidden_'+tempName.substring( tempName.indexOf('_')+1)).setAttribute('value',tdo.getFullYear()+'-'+ (tdo.getMonth()+1)+'-'+tdo.getDate());
        } else {
          incorrectVars += inForm[x].getAttribute("fullname") + "\n";          
          //alert(inForm[x].getAttribute("fullname") + ' is invalid.');                    
          submitValid=false;
        } 
      }  
    } else if  (inForm[x].type=="file") {
      if (inForm[x].getAttribute("required")=='true') {
        var t = inForm[x].value;
        if (trim(t)=="") {
          missingVars += inForm[x].getAttribute("fullname") + "\n";
          //alert(inForm[x].getAttribute("fullname") + ' is missing.');
          submitValid=false;
        }
      }    
    } else if (inForm[x].type=='textarea') {
      if (inForm[x].getAttribute("required")=='true') {
        var t = inForm[x].value;
        if (trim(t)=="") {
          missingVars += inForm[x].getAttribute("fullname") + "\n";
          //alert(inForm[x].getAttribute("fullname") + ' is missing.');
          submitValid=false;
        }
        if (inForm[x].getAttribute("maxlength") != "" && inForm[x].getAttribute("maxlength") != null) {
          if (parseInt(inForm[x].getAttribute("maxlength"))<=inForm[x].value.length) {
            longVars += inForm[x].getAttribute("fullname") + "\n";
            
          }
        }
        
      }  
      
    }
  }  
  if (!submitValid) {
    var totalMessage = '';
    if (missingVars != '') {
      totalMessage += 'Required fields are missing:\n'+ missingVars + '\n\n';
    }
    if (incorrectVars != '') {
      totalMessage += 'Various fields are incorrect:\n'+ incorrectVars + '\n\n';
    }
    if (longVars != '') {
      totalMessage += 'Various fields have exceeded their maximum length:\n'+ longVars + '\n\n';
    }
    
    if (totalMessage != '') {
      alert(totalMessage);
    }
  } else {
    inForm.submit();
  }  
}  

function checkTextarea(event,ta) {
  if (ta.getAttribute("maxlength") != "" && ta.getAttribute("maxlength") != null) {
    if (parseInt(ta.getAttribute("maxlength"))<=ta.value.length) {
      ta.value = ta.value.substring(0, ta.getAttribute("maxlength"));   
    }
  } else {
    return true;
  }
}

function checkPassword(p1,p2) {
  passwordValid = true;
  if (p1.value!=p2.value) {
    alert('Passwords are not equal.');
    passwordValid=false;
  } 
  else if (p1.value.length < 4) {
    alert('Password requires at least 4 characters.');
    passwordValid=false;
  }
  return passwordValid;
}


function isDigit()
{
	return ((event.keyCode >= 48) && (event.keyCode <= 57));
	//return ((kc >= 48) && (kc <= 57));
}

function charIsDigit (c){
  return ((c >= "0") && (c <= "9"));
}

function emailValid(emailAddress) {
  var filter = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/ ;
  return filter.test(emailAddress); 
}
function currencyValid(currency) {
  //var filter1 = '/^\$?\d{1,3}(,?\d{3})*(\.\d{1,2})?$/' ;
  //var filter2 = '/^\$?\d{1.3}(.?\d{3})*(\,\d{1.2})?$/' ;
  //return filter1.test(currency) || filter2.test(currency); 
  return true;
}

 

function isInteger(num) {
  var i;
  var isInt = true;
  for (i = 0; i < num.length; i++) {
    if (!charIsDigit(num.substring(i,i+1)))
      isInt = false;
  }
  return isInt;
}

//srmonth = (((year % 4 == 0) && ( (!(year % 100 == 0)) || (year % 400 == 0) ) ) ? 29 : 28 );