// JavaScript Document

/*Example message arrays for the two demo scrollers*/

var pausecontent=new Array()
pausecontent[0]='<p><span class="rghtttlscroll"><a href="welwyn_meetings.html" target="_parent">Parish Council Meeting Summons</ br>29th March 2010.</a></span><br />Welwyn Parish Council Agenda for meeting on the 29th March 2010.</p><p>The latest Welwyn Parish Council meeting agenda is available in <a href="pdfs/meetings/Summons Cllr 29th March 2010 Notic Board.pdf" target="_blank">pdf format.</a></p>'
pausecontent[1]='<p><span class="rghtttlscroll"><a href="welwyn_meetings.html" target="_parent">Monthly Parish Council Meeting </ br>26th April 2010.</a></span><br />Welwyn Parish Council held its Monthly Parish meeting on 26th April 2010.</p><p>The latest Welwyn Parish Council meeting minutes are available in <a href="pdfs/meetings/Summons Cllr 26th April 2010 Notice Board Amended.pdf" target="_blank">pdf format.</a></p>'
pausecontent[2]='<p><span class="rghtttlscroll"><a href="welwyn_finance.html" target="_parent"> Parish Council Finance Agenda </ br>15th January 2010.</a></span><br />Welwyn Parish Council held its Parish Council finance meeting on 15th January 2010.</p><p>The latest Welwyn Parish Council finance meeting minutes are available in <a href="pdfs/finance/Finance Agenda 15th February 2010.pdf" target="_blank">pdf format.</a></p>'
pausecontent[3]='<p><span class="rghtttlscroll"><a href="welwyn_leisure.html" target="_parent">Monthly Leisure Committee Meeting </ br>08th March 2010.</a></span><br />Welwyn Parish Council held its monthly Leisure committee on 08th March 2010.</p><p>The latest Welwyn Parish Council leisure meeting minutes are available in <a href="pdfs/leisure_committee/Agenda 8th March 2010 Notice Board.pdf" target="_blank">pdf format.</a></p>'
pausecontent[4]='<p><span class="rghtttlscroll"><a href="welwyn_planning.html" target="_parent">Monthly Planning Committee Meeting </ br>16th March 2010.</a></span><br />Welwyn Parish Council held its monthly planning committee meeting on 16th March 2010.</p><p>The latest Welwyn Parish Council planning meeting minutes are available in <a href="pdfs/planning/Planning Minutes 16 March 2010.pdf" target="_blank">pdf format.</a></p>'
pausecontent[5]='<p><span class="rghtttlscroll"><a href="welwyn_finance.html" target="_parent">Finance Agenda Notice Board 15th January 2010.</a></span><br />Welwyn Parish Council will hold its monthly finance committee meeting on 15th January 2010.</p><p>The latest Welwyn Parish Council finance meeting agenda is available in <a href="pdfs/finance/Finance Agenda 15th February 2010.pdf" target="_blank">pdf format.</a></p>'



/***********************************************
* Pausing up-down scroller- © Dynamic Drive (www.dynamicdrive.com)
* This notice MUST stay intact for legal use
* Visit http://www.dynamicdrive.com/ for this script and 100s more.
***********************************************/

function pausescroller(content, divId, divClass, delay){
this.content=content //message array content
this.tickerid=divId //ID of ticker div to display information
this.delay=delay //Delay between msg change, in miliseconds.
this.mouseoverBol=0 //Boolean to indicate whether mouse is currently over scroller (and pause it if it is)
this.hiddendivpointer=1 //index of message array for hidden div
document.write('<div id="'+divId+'" class="'+divClass+'" style="position: relative; overflow: hidden"><div class="innerDiv" style="position: absolute; width: 100%" id="'+divId+'1">'+content[0]+'</div><div class="innerDiv" style="position: absolute; width: 100%; visibility: hidden" id="'+divId+'2">'+content[1]+'</div></div>')
var scrollerinstance=this
if (window.addEventListener) //run onload in DOM2 browsers
window.addEventListener("load", function(){scrollerinstance.initialize()}, false)
else if (window.attachEvent) //run onload in IE5.5+
window.attachEvent("onload", function(){scrollerinstance.initialize()})
else if (document.getElementById) //if legacy DOM browsers, just start scroller after 0.5 sec
setTimeout(function(){scrollerinstance.initialize()}, 500)
}

// -------------------------------------------------------------------
// initialize()- Initialize scroller method.
// -Get div objects, set initial positions, start up down animation
// -------------------------------------------------------------------

pausescroller.prototype.initialize=function(){
this.tickerdiv=document.getElementById(this.tickerid)
this.visiblediv=document.getElementById(this.tickerid+"1")
this.hiddendiv=document.getElementById(this.tickerid+"2")
this.visibledivtop=parseInt(pausescroller.getCSSpadding(this.tickerdiv))
//set width of inner DIVs to outer DIV's width minus padding (padding assumed to be top padding x 2)
this.visiblediv.style.width=this.hiddendiv.style.width=this.tickerdiv.offsetWidth-(this.visibledivtop*2)+"px"
this.getinline(this.visiblediv, this.hiddendiv)
this.hiddendiv.style.visibility="visible"
var scrollerinstance=this
document.getElementById(this.tickerid).onmouseover=function(){scrollerinstance.mouseoverBol=1}
document.getElementById(this.tickerid).onmouseout=function(){scrollerinstance.mouseoverBol=0}
if (window.attachEvent) //Clean up loose references in IE
window.attachEvent("onunload", function(){scrollerinstance.tickerdiv.onmouseover=scrollerinstance.tickerdiv.onmouseout=null})
setTimeout(function(){scrollerinstance.animateup()}, this.delay)
}


// -------------------------------------------------------------------
// animateup()- Move the two inner divs of the scroller up and in sync
// -------------------------------------------------------------------

pausescroller.prototype.animateup=function(){
var scrollerinstance=this
if (parseInt(this.hiddendiv.style.top)>(this.visibledivtop+5)){
this.visiblediv.style.top=parseInt(this.visiblediv.style.top)-5+"px"
this.hiddendiv.style.top=parseInt(this.hiddendiv.style.top)-5+"px"
setTimeout(function(){scrollerinstance.animateup()}, 50)
}
else{
this.getinline(this.hiddendiv, this.visiblediv)
this.swapdivs()
setTimeout(function(){scrollerinstance.setmessage()}, this.delay)
}
}

// -------------------------------------------------------------------
// swapdivs()- Swap between which is the visible and which is the hidden div
// -------------------------------------------------------------------

pausescroller.prototype.swapdivs=function(){
var tempcontainer=this.visiblediv
this.visiblediv=this.hiddendiv
this.hiddendiv=tempcontainer
}

pausescroller.prototype.getinline=function(div1, div2){
div1.style.top=this.visibledivtop+"px"
div2.style.top=Math.max(div1.parentNode.offsetHeight, div1.offsetHeight)+"px"
}

// -------------------------------------------------------------------
// setmessage()- Populate the hidden div with the next message before it's visible
// -------------------------------------------------------------------

pausescroller.prototype.setmessage=function(){
var scrollerinstance=this
if (this.mouseoverBol==1) //if mouse is currently over scoller, do nothing (pause it)
setTimeout(function(){scrollerinstance.setmessage()}, 100)
else{
var i=this.hiddendivpointer
var ceiling=this.content.length
this.hiddendivpointer=(i+1>ceiling-1)? 0 : i+1
this.hiddendiv.innerHTML=this.content[this.hiddendivpointer]
this.animateup()
}
}

pausescroller.getCSSpadding=function(tickerobj){ //get CSS padding value, if any
if (tickerobj.currentStyle)
return tickerobj.currentStyle["paddingTop"]
else if (window.getComputedStyle) //if DOM2
return window.getComputedStyle(tickerobj, "").getPropertyValue("padding-top")
else
return 0
}