//Various JavaScript for CHD

// [1]
//
// © Dynamic Drive DHTML code library (full source code @ www.dynamicdrive.com)
// This notice MUST stay intact for legal use
function disableSelection(target){
if (typeof target.onselectstart!="undefined") target.onselectstart=function(){return false}
else if (typeof target.style.MozUserSelect!="undefined") target.style.MozUserSelect="none"
else target.onmousedown=function(){return false}
target.style.cursor = "default"
}

// [2]
// 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

//Specify rate of display (1/freq)
var freq=5

var random_num=Math.floor(Math.random()*freq)
if (random_num==0)
window.onload=initbox
var ie=document.all
var dom=document.getElementById
var ns4=document.layers
var calunits=document.layers? "" : "px"

var bouncelimit=32 //(must be divisible by 8)
var direction="up"

function initbox(){
if (!dom&&!ie&&!ns4)
return
crossobj=(dom)?document.getElementById("dropin").style : ie? document.all.dropin : document.dropin
scroll_top=(ie)? truebody().scrollTop : window.pageYOffset
crossobj.top=scroll_top-250+calunits
crossobj.visibility=(dom||ie)? "visible" : "show"
dropstart=setInterval("dropin()",50)
}

function dropin(){
scroll_top=(ie)? truebody().scrollTop : window.pageYOffset
if (parseInt(crossobj.top)<100+scroll_top)
crossobj.top=parseInt(crossobj.top)+40+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"
}

// use this function to call the drop down //
function redo(){
bouncelimit=32
direction="up"
initbox()
}

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

: document.body
}

// window.onload=initbox // removed this to stop drop for everypage



// Drop in box end