// onload event coupler
function addLoadEvent(func) {
    alert ( 'Please use the mootools version!' );
}
/* remove or fill textinputs with a basevalue on focus/blur */
function cleanField(fieldObj){
	fieldId = document.getElementById(fieldObj);
	var baseValue = fieldId.getAttribute('basevalue');
	if(fieldId.value == baseValue){
		fieldId.value = '';
	}else if(fieldId.value == ''){
		fieldId.value = baseValue;
	}else{
		return false;
	}		
}
	
	
function checkInput(fieldObj){

	var fieldId =  document.getElementById(fieldObj);
	var baseValue = fieldId.getAttribute('basevalue');
	var bttn = document.getElementById('submitbttn');

	if((fieldId.value=='') || (fieldId.value==' ') || (fieldId.value==baseValue)){
		bttn.setAttribute('disabled', true);	
		//bttn.src = "/images/search_submit_disab.gif";
		bttn.style.cursor = "default";
		
	}else{
		bttn.removeAttribute('disabled');	
		//bttn.src = "/images/search_submit.gif";
		bttn.style.cursor = 'pointer';
	}
}

/*---- SHOW/HIDE extend (read more) ----*/
function showExtend(){				
	document.getElementById('extend').style.display = 'block';
	document.getElementById('readmore').onclick = function(){hideExtend(); return false;}
	document.getElementById('readmore').innerHTML = 'Inklappen';
}

function hideExtend(){
	document.getElementById('extend').style.display = 'none';
	document.getElementById('readmore').onclick = function(){showExtend(); return false;}
	document.getElementById('readmore').innerHTML = 'Lees meer';
}


function toggle ( element, className ) {
    element=$(element);
    if ( className ) {
        if ( element.hasClass('hidden') )  {
            element.removeClass('hidden');
        } else {
            element.addClass('hidden');
        }
    } else {
        if ( element.style.display != 'block' ) {
            element.style.display='block';   
        } else {
            element.style.display='none';
        }
    }
}


function toggleMore(ln, txtOn, txtOff) {
    var obj = $(ln.href.match(/#(.*)/)[1]);
    if( obj.hasClass('hidden') ) {
        obj.removeClass('hidden');
        ln.firstChild.nodeValue=txtOff;
    } else {
        obj.addClass('hidden');
        ln.firstChild.nodeValue=txtOn;
    }
    return false;
}