function swapImage(control, image)
{
  control.src = image;
}

function winclose()
{
  window.close();
}

function clearform(thisform)
{
  var elements = thisform.elements;
  for (var i=0;i<elements.length;i++){
    var element = elements[i];
    if (element.type != "hidden" && element.type != "radio" && element.disabled != true)
    {
        element.value="";
    }
  }
  setFocus(thisform);
  return true;
}

function amend()
{
  document.forms.campaignform.AMEND.value="true";
  document.forms.campaignform.ACTION.value="INPUT";
  document.forms.campaignform.submit();
  return false;
}

function amend(curpage)
{
  document.forms.campaignform.INPUTPAGE.value=curpage;
  document.forms.campaignform.AMEND.value="true";
  document.forms.campaignform.ACTION.value="INPUT";
  document.forms.campaignform.submit();
  return false;
}

function onKeyPressCheck(obj, e, inputcheck)
{
	var key;
	var isCtrl = false;
	var keychar;
	var reg = /\d/;

	if(window.event)
		key = e.keyCode;
	else if(e.which)
		key = e.which;
	
	if(key == 8)	return true;
	
	keychar = String.fromCharCode(key);

	if(inputcheck == "NumOnly")
		return reg.test(keychar);
	else if(inputcheck == "NonNum")
		return !reg.test(keychar);
	else if(inputcheck == "Dollar")
	{
		if(key == 46) return true;
		return reg.test(keychar);
	}
	else
		return true;
}

function CAPInput(field)
{
	field.value = field.value.toUpperCase();
}

function validatePhoneNo(phoneNbr)
{
	if ((phoneNbr.length >= 8) && (phoneNbr.length<=16)){
		for (i = 0; i < phoneNbr.length; i++)
		{
		 var c = phoneNbr.charAt(i);
		
		 if (!isDigit(c)) return false;
		}
		
		return true;
	}else
		return false;
}

function validateCreditCard(cardNbr)
{
	var i = 0;
	var tempval = 0;
	var sum = 0;

	for(i=cardNbr.length-2; i>=0; i-=2)
	{
		tempval = parseInt(cardNbr.charAt(i));
		tempval *= 2;
		if(tempval > 9)
		tempval -= 9;
		sum += tempval;
	}
	for(i=cardNbr.length-1; i>=0; i-=2)
	{
		sum += parseInt(cardNbr.charAt(i));
	}
	if(sum%10 == 0)
		return true;
	return false;
}

function setFocus(thisform)
{
  var bFound = false;
  var elements = thisform.elements;
  for (var i=0;i<elements.length;i++){
    var element = elements[i];
    if (element.type != "hidden" && element.disabled != true)
    {
        element.focus();
        bFound = true;
	break;
    }
  }
}

/**
 * @Enable and disable the object 
 * @formTag = netui form tage
 * @radioTag = the radio button tag that u will to disabled/enabled
 * @action = true or false
 *@kuankuen
 */
function disableEnableObject(object,action) 
{
   for ( var i = 0 ; i <object.length  ; i++)
   {
        // clear the previous checked
         if( object[i].checked )
         {
            object[i].checked=false;
         }
          
         // checked marked the first value   
         if ( action == false)
         {
            object[0].checked = true;
         }   
         object[i].disabled=action;
    }    
}

function disableTextBox(object)
{
   object.style.backgroundColor = 'E7E9EF' ;
   object.disabled = true;
}


function disableNClearTxtValue(object)
{
   object.style.backgroundColor = 'E7E9EF' ;
   object.value ='' ;
   object.disabled = true;
}

function enableTextBox(object)
{
   object.style.backgroundColor = '#FFFFFF' ;
   object.disabled = false;
}

/**
 * Retrieve the radio button checked value
*/
function getRadioGrpSelectedValue(object)
{
   var length = object.length;
   var selectedValue ;
   for ( var i = 0 ; i < length  ; i++)
   {
       if ( object[i].checked )
       {
            selectedValue = object[i].value;
       }
   } 
   return selectedValue ;
}

function isEmailValid(value){
   var isvalid = false;
   if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(value))
	isvalid = true;
   else
   	isvalid = false;
   return isvalid;
}

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