function hideVideo() {
		loadpage('showvideo.php?vid=', 'videodiv');
		kohdediv = document.getElementById('videodiv');
		kohdediv.style.visibility = 'hidden';
	}

	function loadVideo(vid) {
		leveys = 512;
		kohdediv = document.getElementById('videodiv');
		kohdediv.style.visibility = 'visible';
//		kohdediv.style.verticaltextAlign = 'middle';
		kohdediv.style.width = leveys;
		kohdediv.style.top = 120;
//		kohdediv.style.height = 60;
		kohdediv.style.lineHeight = 4;
		kohdediv.style.left = '50%'; //(getElementXPos(document.getElementById(kenttaid)) + (document.getElementById(kenttaid).scrollWidth / 2) - (menuwidth / 2)) + menupaddingleft;
		kohdediv.style.marginLeft = -(leveys / 2);
		loadpage('showvideo.php?vid='+vid, 'videodiv');
	}

	function loadpage(url, containerid) {
		var page_request = false
		if (window.XMLHttpRequest)
			page_request = new XMLHttpRequest()
		else if ( window.ActiveXObject) {
			try {
				page_request = new ActiveXObject("Msxml2.XMLHTTP")
			} catch (e) {
				try {
					page_request = new ActiveXObject("Microsoft.XMLHTTP")
				} catch (e) {}
			}
		} else return false
		page_request.onreadystatechange=function() {
			if (page_request.readyState == 4 && (page_request.status==200 || window.location.href.indexOf("http")==-1)) {
				document.getElementById(containerid).innerHTML=page_request.responseText;
			}
		}
		page_request.open('GET', url, true)
		page_request.send(null)
	}