function showContinent(id) {

	var div = document.getElementById("hide-"+id);
	var bar = document.getElementById("continent-"+id);
	var link = document.getElementById("link-"+id);
	
	if (div.style.display == "" || div.style.display == "none") {
		
		//TURN OFF OTHER OPEN BARS
		document.getElementById("hide-1").style.display = "none";
		document.getElementById("hide-2").style.display = "none";
		document.getElementById("hide-3").style.display = "none";
		document.getElementById("hide-4").style.display = "none";
		document.getElementById("hide-5").style.display = "none";
		document.getElementById("hide-6").style.display = "none";
		document.getElementById("link-1").innerHTML = "Read details";
		document.getElementById("link-2").innerHTML = "Read details";
		document.getElementById("link-3").innerHTML = "Read details";
		document.getElementById("link-4").innerHTML = "Read details";
		document.getElementById("link-5").innerHTML = "Read details";
		document.getElementById("link-6").innerHTML = "Read details";
		document.getElementById("continent-1").style.backgroundColor = "#F3F3F3";
		document.getElementById("continent-2").style.backgroundColor = "#F3F3F3";
		document.getElementById("continent-3").style.backgroundColor = "#F3F3F3";
		document.getElementById("continent-4").style.backgroundColor = "#F3F3F3";
		document.getElementById("continent-5").style.backgroundColor = "#F3F3F3";
		document.getElementById("continent-6").style.backgroundColor = "#F3F3F3";
		
		div.style.display = "block";
		bar.style.backgroundColor = "#CCC";
		link.innerHTML = "Hide details";
	} else {
		div.style.display = "none";
		bar.style.backgroundColor = "#F3F3F3";
		link.innerHTML = "Read details";
	};
		

}

function showNews(newsid) {

	var l = document.getElementById("link"+newsid);
	var p = document.getElementById("news"+newsid);
	
	if (p.style.display == "" || p.style.display == "none") {
		p.style.display = "block";
		l.innerHTML = "Hide Article";
	} else {
		p.style.display = "none";
		l.innerHTML = "Read Article";
	};

}

function updateContent(tagID, content)
{
    var t = document.getElementById(tagID);
    t.innerHTML = content;
}

function validateRequired() {

	var inputs = document.getElementsByTagName("input");
	for (i=0;i<inputs.length;i++) {
	
		if (inputs[i].className == "required") {
			if (inputs[i].value == "") {
				alert("A required field has been left blank");
				inputs[i].focus();
				return false;
			};
		};
	
	}
	
	var selects = document.getElementsByTagName("select");
	for (i=0;i<selects.length;i++) {
	
		if (selects[i].className == "required") {
			if (selects[i].value == "") {
				alert("A required field has been left blank");
				selects[i].focus();
				return false;
			};
		};
	
	}

	var textareas = document.getElementsByTagName("textarea");
	for (i=0;i<textareas.length;i++) {
	
		if (textareas[i].className == "required") {
			if (textareas[i].value == "") {
				alert("A required field has been left blank");
				textareas[i].focus();
				return false;
			};
		};
	
	}

return true;

}

var win = ""

function openPopUpWindow(mypage,myname,w,h,scroll) {
if (win!="") {
 win.close();
 }
  var winl = (screen.width-w)/2;
  var wint = (screen.height-h)/2;
  var settings  ='height='+h+',';
      settings +='width='+w+',';
      settings +='top='+wint+',';
      settings +='left='+winl+',';
      settings +='scrollbars='+scroll+',';
      settings +='resizable=yes';
  win=window.open(mypage,myname,settings);
  if(parseInt(navigator.appVersion) >= 4){win.window.focus();}
}
