var navMapFiles = new Array(8);

if (document.images) {
	for (var i=0; i < navMapFiles.length; ++i) {
		navMapFiles[i] = new Image();
		navMapFiles[i].src = "img/portrait/"+(i+1)+".jpg";
	}
}

function showNavi(areaId) {
	var objImage = document.getElementById("portrait");
	if (objImage != null && document.images) {
		objImage.src = navMapFiles[areaId-1].src;
	}
}


function hideContent() {
		var objContent = null;
		for (var i=0; i <= productQuantity; ++i) {
			objContent = document.getElementById("content_"+i);
			if (objContent != null) {
				objContent.style.display = "none";
			}
		}
	}
	
function showDetailContent(contentId) {
		hideContent();
		var objContent = null;
		objContent = document.getElementById("content_"+contentId);
		if (objContent != null) {
			objContent.style.display = "";
		}
	}
	
function showNormalContent() {
		showDetailContent(normalContentId);
	}


function oeffnefenster (url) {
 fenster = window.open(url, "fenster1", "width=500,height=400,status=yes,scrollbars=yes,resizable=yes");
 fenster.focus();
}