// JavaScript Document



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

var pausecontent=new Array()
pausecontent[0]='<span class="month">KESC and CDGK to mark 2009 as Energy Conservation Year<br />18 February 2009</span>Karachi Electric Supply Company has announced 2009 as the...<div id="more_detail"><a href="annoucements.html">read more</a></div><hr align="left" /><span class="month">ABB JOIN HANDS WITH KESC<br />25 MARCH 2009</span><br />KESC signed a memorandum of understanding (Mou) with ABB ...<div id="more_detail"><a href="annoucements.html">read more</a></div>'

pausecontent[1]='<span class="month">PHILIPS AND KESC JOIN HANDS<br />24 APRIL 2009</span>Philips and KESC have joined hands by signing MOU on energy conservation program. This is very important, especially,...<div id="more_detail"><a href="annoucements.html">read more</a></div><hr align="left" />'





//tv ad's scroller start
var pausecontent2=new Array()
pausecontent2[0]='<a href="#"><img src="images/tv_ad_1.jpg" alt="" width="223" height="63" border="0" /></a><img src="images/tv_bot.jpg" width="221" height="1" /><a href="#"><img src="images/tv_ad_2.jpg" alt="" width="223" height="63" border="0" /></a><img src="images/tv_bot.jpg" width="221" height="1" /><a href="#"><img src="images/tv_ad_3.jpg" alt="" width="223" height="63" border="0" /></a>'

pausecontent2[1]='<a href="#"><img src="images/tv_ad_4.jpg" alt="" width="223" height="63" border="0" /></a><img src="images/tv_bot.jpg" width="221" height="1" /><a href="#"><img src="images/tv_ad_5.jpg" alt="" width="223" height="63" border="0" /></a><img src="images/tv_bot.jpg" width="221" height="1" /><a href="#"><img src="images/tv_ad_6.jpg" alt="" width="223" height="63" border="0" /></a>'


pausecontent2[2]='<a href="#"><img src="images/tv_ad_7.jpg" alt="" width="223" height="63" border="0" /></a><img src="images/tv_bot.jpg" width="221" height="1" /><a href="#"><img src="images/tv_ad_8.jpg" alt="" width="223" height="63" border="0" /></a><img src="images/tv_bot.jpg" width="221" height="1" /><a href="#"><img src="images/tv_ad_9.jpg" alt="" width="223" height="63" border="0" /></a>'







/***********************************************
* 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=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
}