// Drop-in content box- By Dynamic Drive
// For full source code and more DHTML scripts, visit http://www.dynamicdrive.com
// This credit MUST stay intact for use

var ie=document.all
var dom=document.getElementById
var ns4=document.layers
var calunits=document.layers? "" : "px"
var bouncelimit=0 //(must be divisible by 8)
var direction="up"
var leftPos = 0; 
var topPos = 0; 
var offsetX = 35;
var endOffset = -125;
var topOff = 0;

function findTop(obj) {
	var curleft = curtop = 0;
	if (obj.offsetParent) {
		curleft = obj.offsetLeft
		curtop = obj.offsetTop
		while (obj = obj.offsetParent) {
			curleft += obj.offsetLeft
			curtop += obj.offsetTop
		}
	}
	return curtop;
}

function initbox(){
if (!dom&&!ie&&!ns4)
return
var leftPos = findLeft(document.getElementById('col_center'));
if (ie) {
  endOffset = -125;
}
topOff = findTop(document.getElementById('masthead'));
endOffset = endOffset + topOff;

crossobj=(dom)?document.getElementById("dropin").style : ie? document.all.dropin : document.dropin
scroll_top=(ie)? truebody().scrollTop: window.pageYOffset
crossobj.top=scroll_top-600+calunits
crossobj.visibility=(dom||ie)? "visible" : "show"
document.getElementById("dropin").style.left = leftPos + offsetX + 'px';
dropstart=setInterval("dropin()",50)
}

function dropin(){
scroll_top=(ie)? truebody().scrollTop : window.pageYOffset
if (parseInt(crossobj.top)<(endOffset+scroll_top)) {
crossobj.top=parseInt(crossobj.top)+35+calunits
}
else{
clearInterval(dropstart)
bouncestart=setInterval("bouncein()",50)
}
}

function bouncein(){
crossobj.top=parseInt(crossobj.top)-bouncelimit+calunits

if (bouncelimit<0)
bouncelimit+=5
bouncelimit=bouncelimit*-1
if (bouncelimit==0){
clearInterval(bouncestart)
}
}

function dismissbox(){
if (window.bouncestart) clearInterval(bouncestart)
crossobj.visibility="hidden"
}

function truebody(){
return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
}

function findLeft(obj) {
	var curleft = curtop = 0;
	if (obj.offsetParent) {
		curleft = obj.offsetLeft
		curtop = obj.offsetTop
		while (obj = obj.offsetParent) {
			curleft += obj.offsetLeft
			curtop += obj.offsetTop
		}
	}
	return curleft;
}

function movebox() {
      var leftPos = findLeft(document.getElementById('col_center'));  
      document.getElementById("dropin").style.left = leftPos + offsetX + 'px';
}
window.onload=initbox
window.onresize=movebox



/*

// Drop-in content box- By Dynamic Drive
// For full source code and more DHTML scripts, visit http://www.dynamicdrive.com
// This credit MUST stay intact for use

var ie=document.all
var dom=document.getElementById
var ns4=document.layers
var calunits=document.layers? "" : "px"
var bouncelimit=0 //(must be divisible by 8)
var direction="up"
var leftPos = 0; 
var topPos = 0; 
var offsetX = 35;
var endOffset = 20;

function initbox(){
if (!dom&&!ie&&!ns4)
return
var leftPos = findLeft(document.getElementById('col_center'));
if (ie) {
  endOffset = 38;
}
crossobj=(dom)?document.getElementById("dropin").style : ie? document.all.dropin : document.dropin
scroll_top=(ie)? truebody().scrollTop: window.pageYOffset
crossobj.top=scroll_top-600+calunits
crossobj.visibility=(dom||ie)? "visible" : "show"
document.getElementById("dropin").style.left = leftPos + offsetX + 'px';
dropstart=setInterval("dropin()",50)
}

function dropin(){
scroll_top=(ie)? truebody().scrollTop : window.pageYOffset
if (parseInt(crossobj.top)<(85+endOffset+scroll_top)) {
crossobj.top=parseInt(crossobj.top)+30+calunits
}
else{
clearInterval(dropstart)
bouncestart=setInterval("bouncein()",50)
}
}

function bouncein(){
crossobj.top=parseInt(crossobj.top)-bouncelimit+calunits

if (bouncelimit<0)
bouncelimit+=8
bouncelimit=bouncelimit*-1
if (bouncelimit==0){
clearInterval(bouncestart)
}
}

function dismissbox(){
if (window.bouncestart) clearInterval(bouncestart)
crossobj.visibility="hidden"
}

function truebody(){
return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
}

function findLeft(obj) {
	var curleft = curtop = 0;
	if (obj.offsetParent) {
		curleft = obj.offsetLeft
		curtop = obj.offsetTop
		while (obj = obj.offsetParent) {
			curleft += obj.offsetLeft
			curtop += obj.offsetTop
		}
	}
	return curleft;
}

function movebox() {
      var leftPos = findLeft(document.getElementById('col_center'));  
      document.getElementById("dropin").style.left = leftPos + offsetX + 'px';
}
window.onload=initbox
window.onresize=movebox
*/