var menuTimer;
function menuOpen(menuItem){
	menuItem = document.getElementById(menuItem);
	menuClose(menuItem.parentNode.parentNode.id);
	menuItem.className = 'active_menu_link';
	menuItem = menuItem;
	if(menuItem.parentNode.parentNode.parentNode.tagName == "DIV"){
		menuItemLeft = parseInt(menuItem.parentNode.offsetLeft) + 1;
		menuItemTop = parseInt(menuItem.parentNode.offsetTop) + parseInt(menuItem.parentNode.offsetHeight);
	}else{
		menuItemLeft = parseInt(menuItem.offsetLeft) + parseInt(menuItem.offsetWidth) + 3;
		menuItemTop = parseInt(menuItem.offsetTop) - 2;
	}
	menuItemNext = menuItem.parentNode.getElementsByTagName("UL");
	for(var i=0;i != menuItemNext.length;++i){
		if(menuItemNext[i].parentNode.id == menuItem.parentNode.id){
			menuItemNext[i].style.left = menuItemLeft + 'px';
			menuItemNext[i].style.top = menuItemTop + 'px';
			menuItemNext[i].style.display = 'block';
			menuItemNext[i].style.visibility = 'visible';
		}
	}
	inputElements = document.getElementsByTagName("select");
	for(var i=0;i != inputElements.length;++i){
		if(inputElements[i].style.visibility != "hidden"){
			inputElements[i].style.visibility = "hidden";
		}
	}
}
function menuClose(menuId){
	menuIdNext = document.getElementById(menuId).getElementsByTagName("UL");
	for(var i=0;i != menuIdNext.length;++i){
		menuIdNext[i].style.display = 'none';
		menuIdNext[i].style.visibility = 'hidden';
	}
	menuIdNext = document.getElementById(menuId).getElementsByTagName("A");
	for(var i=0;i != menuIdNext.length;++i){
		menuIdNext[i].className = '';
	}
	inputElements = document.getElementsByTagName("select");
	for(var i=0;i != inputElements.length;++i){
		if(inputElements[i].style.visibility == "hidden"){
			inputElements[i].style.visibility = "visible";
		}
	}
}
function menuSetTimeout(menuId){
	menuTimer = setTimeout('menuClose(\'' + menuId + '\')', 500);
}
function menuClearTimeout(){
	if(menuTimer != null){
		clearTimeout(menuTimer);
		menuTimer = null;
	}
}
function elementShowHide(elementId){
	element = document.getElementById(elementId);
	try{
		if(element.style.display == 'none'){
			element.style.display = 'block';
			element.parentNode.parentNode.style.display = '';
			element.parentNode.parentNode.parentNode.rows[element.parentNode.parentNode.rowIndex - 2].cells[1].childNodes[0].innerHTML = "";
			element.parentNode.parentNode.parentNode.rows[element.parentNode.parentNode.rowIndex - 2].cells[1].childNodes[0].appendChild(document.createTextNode("Klik hier om te verbergen"));
		}else{
			element.style.display = 'none';
			element.parentNode.parentNode.style.display = 'none';
			element.parentNode.parentNode.parentNode.rows[element.parentNode.parentNode.rowIndex - 2].cells[1].childNodes[0].innerHTML = "";
			element.parentNode.parentNode.parentNode.rows[element.parentNode.parentNode.rowIndex - 2].cells[1].childNodes[0].appendChild(document.createTextNode("Klik hier om te bestellen"));
		}
	}catch(er){}
}
function setBackgroundColor(backgroundColor,rowElement){
	rowElement.style.backgroundColor = backgroundColor;
}
function setClass(classNaam,elementVar){
	elementVar.className = classNaam;
}
function searchProviderToevoegen()
{
	if(window.external)
	{
		window.external.AddSearchProvider('http://www.verdouw.nu/index_xml.php?content_xml=xml_searchengine');
	}
}