var Bd_IsInternetExplorer = window.navigator.userAgent.indexOf("MSIE") > 0;
		
function Bd_GetElement(id) {
	return document.getElementById(id);
}

function Bd_Goto(url) {
	window.location = url;
}

function Bd_ChangeImage(element, newSource) {
	element.src = newSource;
}

function Bd_ChangeImageById(elementId, newSource) {
	Bd_ChangeImage(Bd_GetElement(elementId), newSource); }

function Bd_ChangeText(element, newText) {
	element.innerHtml = newText;
}

function Bd_ChangeTextById(elementId, newText) {
	Bd_ChangeText(Bd_GetElement(elementId), newText); }

function Bd_FindPosition( L ) {
  if( L.offsetParent ) {
    for( var X = 0, Y = 0; L.offsetParent; L = L.offsetParent ) {
      X += L.offsetLeft;
      Y += L.offsetTop;
    }
    return [ X, Y ];
  } else {
    return [ L.x, L.y ];
  }
}

function Bd_ObjectDump(x, lineSeperator) {
	var r = '';

	var s = ''; for (var i in x) s += i + ' = ' + x[i] + '\n'; alert(s);

	return r;
}