function submitForm(action){
	 var action = (action == null) ? "" : action;

	try{
		document.getElementById('fld_focusField').value = element.id;
	}catch(e){
	 // do nothing, just don't warn me.	
	}
	
	document.getElementById('fld_geturl').value = action;
	//document.getElementById(formId).action = action;
	document.getElementById('main_form').submit();
}

function mirrorValue(fieldName){
	if(document.getElementById('vis_fld_'+fieldName).checked){
		document.getElementById('fld_'+fieldName).value = 1;
	}else{	
		document.getElementById('fld_'+fieldName).value = 0;
	}	
}

function inlogcodeKeyUp(){
	inlogcode = document.getElementById('checkcode');
	if(inlogcode.value.length==4){
		submitForm("call=validate");
	}		
}
function inlogcodeFocus(){
	inlogcode = document.getElementById('checkcode');
	if(inlogcode.value=='(voer hier uw inlogcode in)'){
		inlogcode.value='';
	}
}
function inlogcodeBlur(){
	inlogcode = document.getElementById('checkcode');
	if(trim(inlogcode.value)==''){
		inlogcode.value='(voer hier uw inlogcode in)';
	}
}

function trim(value) {
  value = value.replace(/^\s+/,''); 
  value = value.replace(/\s+$/,'');
  return value;
}