function showDynamicTooltip(e)
{
var posx=0,posy=0;
if(e==null) e=window.event;
if (e.target) targ = e.target;
else if (e.srcElement) targ = e.srcElement;

if(e.pageX || e.pageY){
    posx=e.pageX; posy=e.pageY;
    }
else if(e.clientX || e.clientY){
    if(document.documentElement.scrollTop){
        posx=e.clientX+document.documentElement.scrollLeft;
        posy=e.clientY+document.documentElement.scrollTop;
        }
    else{
        posx=e.clientX+document.body.scrollLeft;
        posy=e.clientY+document.body.scrollTop;
        }
    }

var tiptext = targ.getAttribute('tooltip');

if(tiptext!='')
{
document.getElementById("tooltip").innerHTML = tiptext;

document.getElementById("tooltip").style.top=(posy+10)+"px";
document.getElementById("tooltip").style.left=(posx-20)+"px";
document.getElementById("tooltip").style.display='block';
}
}

function showTooltip(e)
{
if(!help) return;
var posx=0,posy=0;
if(e==null) e=window.event;
if (e.target) targ = e.target;
else if (e.srcElement) targ = e.srcElement;

if(e.pageX || e.pageY){
    posx=e.pageX; posy=e.pageY;
    }
else if(e.clientX || e.clientY){
    if(document.documentElement.scrollTop){
        posx=e.clientX+document.documentElement.scrollLeft;
        posy=e.clientY+document.documentElement.scrollTop;
        }
    else{
        posx=e.clientX+document.body.scrollLeft;
        posy=e.clientY+document.body.scrollTop;
        }
    }
var tiptext;

switch(targ.className)
{
case 'plus': case 'minus':
  tiptext = "Click here to show/hide further information";
  break;
case 'mybmespark':
  tiptext = "Save a page to your personal bookmarks, or send a page to a friend";
  break;
case 'related_links':
  tiptext = "Other pages in the  website that are relevant to this page";
  break
case 'help_toggle':
  tiptext = "Turn this help on/off";
  break;
case 'saved_pages':
  tiptext = "Pages you have saved to your profile";
  break;
default:
  document.getElementById("tooltip").innerHTML = "";
  return;
}

document.getElementById("tooltip").innerHTML = tiptext;

document.getElementById("tooltip").style.top=(posy+10)+"px";
document.getElementById("tooltip").style.left=(posx-20)+"px";
document.getElementById("tooltip").style.display='block';
}

function hideTooltip(e)
{
document.getElementById("tooltip").style.display='none';
}