//alert(navigator.appName + ' och här är userAgent: ' +  navigator.userAgent);
//alert(screen.availWidth + ' ' + screen.availHeight + self.innerHeight);
var scrW = screen.width;
var scrH = screen.height;
var thisW = self.innerWidth;
var thisH = self.innerHeight;

var frameNo = 4; //default is frame Center
var scrolldelay = 0;
var direction="fwd";
var incre = 0.0;
var isIE = false;
if (navigator.appName == 'Microsoft Internet Explorer'){
	isIE = true;
}

function outputNew(inputDiv){
	top.frames[frameNo].document.getElementById(inputDiv).innerHTML = "Here is my new output<p>&nbsp;</p>";
}

function stretchPanel(){
	if (isIE) {
		//sucky IE. Height cannot be set - it only captures doc height, not browser ditto!
		var thisHie = document.body.clientHeight;
		//var thisHie = screen.availHeight-100;
		var obj = top.frames[5].document.getElementById("TextArea");
		//sAttrVal = obj.style.getAttribute("height");
		//obj.style.setAttribute('height', thisHie+'px');
		obj.style.height=parseInt(thisHie) + 'px';
	} 
	else { 
		top.frames[5].document.getElementById("TextArea").style.height = parseInt(thisH-44) + 'px';
	}
}

function rePaint(incre){
		//IE - not implemented. top.frames[5].document.getElementById("TextArea").scrollHeight = parseInt(thisH) + 'px';
		top.frames[5].document.getElementById("TextArea").style.height = parseInt(thisH+incre) + 'px';
}

function pageScroll() {
	if (parent.direction !="fwd"){
		parent.direction="fwd";
		pageScrollStop();
		pageScroll();
	}
	else if(scrolldelay >= 0){
		top.frames[frameNo].scrollBy(0,2); //hor & vert scroll increm
		scrolldelay = setTimeout('pageScroll()',15); //scrolls every n ms
		if (frameNo==5 && isIE==false){
			incre = incre + 1.2;
			rePaint(incre);
		}
	} 
}
function pageScrollStop(){
	if (scrolldelay > 0){
		if (isIE==true){ //IE cannot handle for-loop due to huge scrolldelay value/math bug?
			clearTimeout(scrolldelay);
			scolldelay=0;
		} else {
			var tCount = setTimeout("void(0)",0) +1;
			for (var i=0; i < tCount;i++){
	  			clearTimeout(i);
			}
		}
	}
}
function pageScrollBack(){
	if (parent.direction !="rwd"){
		parent.direction="rwd";
		pageScrollStop();
		pageScrollBack();
	}
	else if(scrolldelay >= 0){
		top.frames[frameNo].scrollBy(0,-2);
    	scrolldelay = setTimeout('pageScrollBack()',15);
	}
}

//mouse scroll while scrollbars disabled

function hookEvent(element, eventName, callback){
	if (typeof(element) == "string")
		element = document.getElementById(element);
	if(element == null) //IE8 & FF response
		return;
	if(element.addEventListener){
		if(eventName == 'mousewheel')
			element.addEventListener('DOMMouseScroll', callback, false);  
			element.addEventListener(eventName, callback, false);
		}
	else if (element.attachEvent)
		element.attachEvent("on" + eventName, callback);
}

function unhookEvent(element, eventName, callback){
	if(typeof(element) == "string")
		element = document.getElementById(element);
	if(element == null)
		return;
	if(element.removeEventListener){
		if(eventName == 'mousewheel')
			element.removeEventListener('DOMMouseScroll', callback, false);  
			element.removeEventListener(eventName, callback, false);
	}
	else if (element.detachEvent)
		element.detachEvent("on" + eventName, callback);
}

function  cancelEvent(e){
	e = e ? e : window.event;
	if(e.stopPropagation)
		e.stopPropagation();
	if(e.preventDefault)
		e.preventDefault();
		e.cancelBubble = true;
		e.cancel = true;
		e.returnValue = false;
		return false;
}

function  doStuff(e){
	e = e ? e : window.event;
	var raw = e.detail ? e.detail : e.wheelDelta;
	//author's suggestion: var normal = e.detail ? e.detail * -1 : e.wheelDelta / 40;
	var normal = e.detail ? e.detail : e.wheelDelta / 40 * -1;
	top.frames[frameNo].scrollBy(0,normal * 10);
	cancelEvent(e);
}
//positioned in center.asp body onLoad: hookEvent("ScrollThis", "mousewheel", doStuff);