function showDiv(id) {
	document.getElementById(id).style.display='block';
}

function admin_video_upload_dialog() {	
	form = document.uploadform;
	if(form.file.value=='' && form.vurl.value=='') {
		return true;
	} else {
		TBDialog('upload_progress_screen',250,150,'true');
		return true;
	}
}

function user_video_upload_dialog() {
	form = document.upload_form;
	if(form.file.value=='') {
		alert('Please provide a file');
		return false;
	} else {
		TBDialog('upload_progress_screen',250,150,'true');
		return true;
	}
}

function checkSearch() {
	searchVal = document.getElementById('searchBox2').value;
	if(searchVal == '' || searchVal == 'Search') {
		alert('Please enter search terms');
		return false;
	} else {
		return true;
	}
}

function checkLogin() {
	loginVal = document.getElementById('login-email').value;
	passwordVal = document.getElementById('login-password').value;
	if(loginVal = '' || loginVal == 'E-mail address' || passwordVal == '' || passwordVal == 'Password') {
		alert('Please enter a valid login and password');
		return false;
	} else {
		return true;
	}
}

function checkLoginSubmit() {
	if(checkLogin()) {
		document.forms['loginform'].submit();
	}
	return false;
}

function changeTextPass(obj) {
	if(obj.type == 'text') {
		var frm = obj.form;
		var txt = obj.value;
		var nxt = obj.nextSibling;
		var oldid = obj.id;
	
		frm.removeChild(obj);
		var passwd_field = document.createElement("INPUT");
		passwd_field.setAttribute("type", "password");
		passwd_field.setAttribute("size", "40");
		passwd_field.setAttribute("value", txt);
		passwd_field.setAttribute("id", oldid);
		passwd_field.setAttribute("name", "password");
				
		frm.insertBefore(passwd_field, nxt);

		setTimeout(function() {document.getElementById(oldid).focus();}, 10);
	}
}