// JavaScript Document

function expandCollapse() {
	for (var i=0; i<expandCollapse.arguments.length; i++) {
var element = document.getElementById(expandCollapse.arguments[i]);
alert(element.style.display);
element.style.display = (element.style.display == "block") ? "none" : "block";
	}
}
		function switch_display(my_id){
			for (var i=0; i<switch_display.arguments.length; i++) {
				var elem = document.getElementById(switch_display.arguments[i]);
				var str = elem.className;
			
				if (str.indexOf('closed') > -1){
					elem.className = str.replace('closed', 'opened');
				}else{
					elem.className = str.replace('opened', 'closed');
				}
			}
		}
		
function show(bloq) {
  obj = document.getElementById(bloq);
  obj.style.display = (obj.style.display=='none') ? 'block' : 'none';
}