function hideElements(){
	var func=window.onload;
	window.onload=function(){
		var elms=document.getElementsByTagName('*');
		for (x=0;x<elms.length;x++)
			if (elms[x].getAttribute('name')=='hidden')
				elms[x].style.display='none';	
		if (func!=undefined) func();
	}
}
function switchVisibility(id){
	var vs=document.getElementById(id);
	vs.style.display=(vs.style.display=='')?'none':'';
}
hideElements();