function changeContent(nextContent, nextActiveLink)
	{
		$('.navigationLinkActive').addClass('navigationLink');
		$('.navigationLinkActive').removeClass('navigationLinkActive');
		$('#mainContentContainer').slideUp('slow',
			function()
				{
					$('.contentPart').css('display', 'none');
					$('#' + nextContent).css('display','block');
					$('span[name = ' + nextActiveLink + ']').addClass('navigationLinkActive');
					$('#mainContentContainer').delay(300).slideDown('slow',
						function()
							{
								$('iframe').attr('src', './html/iframe.html');
							}
					);
				}
		);
		$('span[name=home],span[name=video],span[name=location],span[name=contact]').click(
			function()
				{
					return false;
				}
		);
	}