<!--
var clientWidth = 600;
function clickenlarge(id) {
	var imageID = 1;
	if (document.getElementById != null && document.getElementById('contenttable') != null && document.body != null && document.body.clientWidth != null && document.getElementById('content') != null && document.getElementById('content_backup') != null) {
		var clientWidth = document.body.clientWidth - 200;
		if (clientWidth > 800) {
			imageID = 3;	// large size;
		} else if (clientWidth > 700) {
			imageID = 2;	// medium size;
		} else {
			imageID = 1;
		}
		
	//	alert(clientWidth);
		// todo: where to display [content | bottom | corner]

	
		// check if already enlarged -> first restore original contents
		if (document.getElementById('content_backup').innerHTML != '') {
			shownormal(id);
		}

		// store old content
		document.getElementById('content_backup').innerHTML = document.getElementById('content').innerHTML;

		//replace with new enlarged image
		document.getElementById('content').innerHTML = document.getElementById('clickenlargeimage_hidden_' + id + '_' + imageID).innerHTML;

		try {
		// hide right table cell
			document.getElementById('content_right').style.visibility = "hidden";
		} catch (err) {}
		try {
			document.getElementById('content_right').style.display = "none";
		} catch (err) {}
		
		// prevent opening newwindow
		return false;
	}

	// error in JS or no ibjects found -> open enlarged image in new window
	return true;
}


function shownormal(id) {
	if (document.getElementById != null && document.getElementById('content') != null && document.getElementById('content_backup') != null) {

		// restore original content
		document.getElementById('content').innerHTML = document.getElementById('content_backup').innerHTML;
		
		// restore right table cell
		try {
			document.getElementById('content_right').style.visibility = "visible";
		} catch (err) {}

		try {
			document.getElementById('content_right').style.display = "";
		} catch (err) {}

		return false;
	}

	return true;
}
-->