function switchImage(path){
	if(path!=''){
		var element = document.getElementById('ImgBig');
		element.src = path;
		
		element = document.getElementById('AImgBig');
		element.href = path;
	}
}

function selectMenu(el) {
    /* Tag 'navigation' */
    var element = el.parentNode.parentNode;
    var links = element.getElementsByTagName('a');
    for(var i=0; i<links.length; i++){
            links[i].removeAttribute("class");
    }
    el.setAttribute('class','selected');
}

/*
function selectMenu(el) {
    var element = el.parentNode;
    var links = element.getElementsByTagName('a');
    for(var i=0; i<links.length; i++){
        if(el.text == links[i].text){
            el.setAttribute('class','selected');
        }else{
            links[i].setAttribute('class', '');
        }
    }
}
*/
function scrollVertical(value, element, slider) {
    element.scrollTop = Math.round(value/slider.maximum*(element.scrollHeight-element.offsetHeight));
}