function buildMenu(){

	menuItems = document.getElementById('menu_mainnav_left').getElementsByTagName("a");

	for(i=0;i<menuItems.length;i++){
		if(menuItems[i].className.substr(0,4) == "func"){
			menuItems[i].setAttribute('onclick', menuItems[i].className+'("'+menuItems[i].name+'"); return false;'); 
		}
	}
}

function funcShowGbTextarea(){
	document.getElementById("gb_textarea").style.display = "block";
	document.getElementById("gb_nieuw_bericht_btn").style.display = "none";
}

//window.onload = buildMenu();