var clickmessage="Right click disabled on images!"

function disableclick(e)
	{
	if (document.all)
		{
		if (event.button==2||event.button==3)
			{
			if (event.srcElement.tagName=="IMG")
				{
				//alert(clickmessage);
				document.oncontextmenu = new Function('return false');
				return false;
				}
			else
				document.oncontextmenu = tmpOnContextMenu
			}
		}
	else if (document.layers)
		{
		if (e.which == 3)
			{
			//alert(clickmessage);
			document.oncontextmenu=new Function('return false');
			return false;
			}
		else
			document.oncontextmenu = tmpOnContextMenu
		}
	else if (document.getElementById)
		{
		if (e.which==3&&e.target.tagName=="IMG")
			{
			//alert(clickmessage)
			document.oncontextmenu=new Function('return false');
			return false
			}
		else
			document.oncontextmenu = tmpOnContextMenu
		}
	}

	function associateimages()
		{
		for(i=0;i<document.images.length;i++)
		document.images[i].onmousedown=disableclick;
		}
	var tmpOnContextMenu = document.oncontextmenu
	if (document.all)
		document.onmousedown=disableclick
	else if (document.getElementById)
		document.onmouseup=disableclick
	else if (document.layers)
		associateimages()