function StripTags(str)
{
	var reg = new RegExp ('(<([^>]+)>)', 'ig');	// trim html tags
	var stripped = str.replace(reg,'');
	stripped = stripped.replace(/^\s+|\s+$/g,""); // trim spaces
	return stripped;
}

function debug(str)
{
	document.getElementById('debug').innerHTML = document.getElementById('debug').innerHTML + str;
}

  function findPosX(obj)
  {
    var curleft = 0;
    if(obj.offsetParent)
        while(1)
        {
          curleft += obj.offsetLeft;
          if(!obj.offsetParent)
            break;
          obj = obj.offsetParent;
        }
    else if(obj.x)
        curleft += obj.x;
    return curleft;
  }

  function findPosY(obj)
  {
    var curtop = 0;
    if(obj.offsetParent)
        while(1)
        {
          curtop += obj.offsetTop;
          if(!obj.offsetParent)
            break;
          obj = obj.offsetParent;
        }
    else if(obj.y)
        curtop += obj.y;
    return curtop;
  }


function UpdateImage(img)
{
	var newIMG = '<img src="'+img.src.replace("small","big")+'">';
	var oldIMG = document.getElementById("bigImage").innerHTML;

	if (newIMG != oldIMG)
	{
		document.getElementById("bigImage").innerHTML = newIMG;
	}
}
function UpdateImage2(img)
{
	var top = findPosY(img);
	//var newIMG = '<img style="position:absolute; top:'+top+'px" src="'+img.src.replace("small2","")+'">';
	var newIMG = '<img src="'+img.src.replace("small2","")+'">';
	var oldIMG = document.getElementById("bigimg").innerHTML;

	if (newIMG != oldIMG)
	{
		document.getElementById("bigimg").innerHTML = newIMG;
	}
}
/*
function externalLinks()
{
	if (!document.getElementsByTagName) return;
	var anchors = document.getElementsByTagName("a");
	for (var i=0; i<anchors.length; i++)
	{
		var anchor = anchors[i];
		if ((anchor.getAttribute("href").substring(0,7) == 'http://') ||
			(anchor.getAttribute("href").substring(0,5) == 'docs/') ||
			(anchor.getAttribute("href").substring(0,9) == 'pictures/'))
		{
			anchor.target = "_blank";
		}
	}
}
window.onload = externalLinks;
*/