// cv functions
function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}
function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function help_open(helpid)
{
	el = document.getElementById(helpid);
	el.style.display = "block";
}

function help_close(helpid)
{
	el = document.getElementById(helpid);
	el.style.display = "none";
}

function help_move(event,helpid)
{
	if (event.pageX) {
		// !msie
		xPos = event.pageX;
		yPos = event.pageY;
	}
	else {
		// msie
		xPos = window.event.x;
		yPos = window.event.y;

		xPos += document.body.scrollLeft;
		yPos += document.body.scrollTop;

		if ((document.documentElement) && (document.documentElement.scrollLeft)) {
			xPos += document.documentElement.scrollLeft;
		}
		if ((document.documentElement) && (document.documentElement.scrollTop)) {
			yPos += document.documentElement.scrollTop;
		}
	}

	el = document.getElementById(helpid);
	el.style.left = xPos + 20 + "px";
	el.style.top  = yPos + 10 + "px";
}
function findPosX(obj)
{
	var curleft = 0;
	if (obj.offsetParent)
	{
		while (obj.offsetParent)
		{
			curleft += obj.offsetLeft
			obj = obj.offsetParent;
		}
	}
	else if (obj.x)
		curleft += obj.x;
	return curleft;
}

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

function showInfo(obj,txt){
	info_div = document.getElementById('menu_info');
	info_div.style.top = (findPosY(obj)+obj.offsetHeight) + 'px';
	info_div.style.left = findPosX(obj) + 'px';
	info_div.style.width = '200px';
	info_div.innerHTML = "";
	info_div.innerHTML = '<p>'+txt+'</p>';
	info_div.style.display = 'block';


}
function hideInfo() {
	document.getElementById('menu_info').style.display = 'none';
}