var dom=document.getElementById;
var identity = new Array(4);

identity[0]= char(64) + "Im" + char(97) + "g" + char(101) + "n-Bi" + char(111) + "t" + char(101) + char(99) + "h." + char(99) + char(111) + "m";
identity[1]= char(73) + "nfo";
identity[2]="R" + char(111) + "d.B" + char(101) + "ns" + char(111) + "n";
identity[3]="G" + char(97) + "r" + char(101) + "th.Griffiths";

function char(pNum){
	return String.fromCharCode(pNum);
}

function scrollscroller(){
	if (ObjScrollFlag.innerHTML=="false" && parseInt(ObjScroll.style.top)==-480) return;
	if (parseInt(ObjScroll.style.top)>-580)
 		ObjScroll.style.top=parseInt(ObjScroll.style.top)-ScrollerSpeed+"px";
 	else{
 		ObjScroll.style.top="153px";
	}
}

function pause(){
	ScrollerSpeed=0;
}

function play(){
	ScrollerSpeed=ScrollerSpeedMem;
}

function ChangeMenu(pLink){
	if (!dom) return; //not modern browser then do not execute script
	OldObj=(ObjMenuPos.innerHTML!="") ? document.getElementById(ObjMenuPos.innerHTML) : false; 
	OldAssayObj=(ObjSubMenuPos.innerHTML!="") ? document.getElementById(ObjSubMenuPos.innerHTML) : false;
	NewObj=document.getElementById(pLink);
	if (pLink!="AssayList") ChangeSelection(OldObj, NewObj)
	document.getElementById("AssayList").style.display="none";
	if (NewObj.id=="Home" || NewObj.id=="Videos"){
		document.getElementById("ScrollParent").style.display="none";
		document.getElementById("BoxMenu").style.display="none";
		document.getElementById("html").style.backgroundColor="black";
	}
	else if (NewObj.id=="Quote"){
		document.getElementById("ScrollParent").style.display="none";
		document.getElementById("BoxMenu").style.display="none";
		document.getElementById("html").style.backgroundColor="#606060";
	}	
	else{
		if (NewObj.id=="Company" && document.getElementById("ScrollParent").style.display=="none") ObjScroll.style.top="153px";
		document.getElementById("ScrollParent").style.backgroundColor="#E0E0E0";
		document.getElementById("ScrollParent").style.display="block";
		document.getElementById("ScrollParent").style.width="151px";
		document.getElementById("BoxMenu").style.display="block";
		document.getElementById("BoxMenu").style.width="153px";
		document.getElementById("BoxMenu").style.backgroundImage="url('img/Submenu.png')";
		document.getElementById("BoxMenuSub").style.width="151px";
		document.getElementById("html").style.backgroundColor="#606060";
		document.getElementById("BoxMenuSub").style.backgroundColor="white";
		ObjScrollFlag.innerHTML=(NewObj.id=="Company") ? "true" : "false";
	}
	if (NewObj.id!="Assays" && OldAssayObj){
		a=document.getElementById("BoxMenu");
		a.style.color="black";
		ChangeSelection(OldAssayObj);
		ObjSubMenuPos.innerHTML="";
	}
	if (pLink!="AssayList") ObjMenuPos.innerHTML=pLink;
}

function ChangeAssayMenu(pLink){
	OldObj=(ObjMenuPos.innerHTML!="") ? document.getElementById(ObjMenuPos.innerHTML) : false; 
	OldAssayObj=(ObjSubMenuPos.innerHTML!="") ? document.getElementById(ObjSubMenuPos.innerHTML) : false;
	NewAssayObj=document.getElementById(pLink);
	if (pLink!="AssayList"){
		if (OldObj.id!="Assays") ChangeMenu("Assays");
		document.getElementById("ScrollFlag").innerHTML="false";
		document.getElementById("ScrollParent").style.display="block";
		document.getElementById("ScrollParent").style.backgroundColor="#E0E0E0";
		document.getElementById("ScrollParent").style.width="163px";
		document.getElementById("BoxMenu").style.display="block";
		document.getElementById("BoxMenu").style.width="165px";
		document.getElementById("BoxMenu").style.backgroundImage="url('img/SubmenuWide.png')";
		document.getElementById("html").style.backgroundColor="black";
		document.getElementById("BoxMenuSub").style.backgroundColor="#E0E0E0";
		document.getElementById("BoxMenuSub").style.width="163px";
		document.getElementById("AssayList").style.display="block";
		ObjScrollFlag.innerHTML="false";
		ObjScroll.style.top="-480px";
		a=document.getElementById("BoxMenu");
		a.style.color="#e40059";
		ChangeSelection(OldAssayObj, NewAssayObj);
		ObjSubMenuPos.innerHTML=pLink;
	}
	else{
		ChangeMenu("AssayList");
	}
}

function StopScroll(){
	window.top.document.getElementById("ScrollFlag").innerHTML="false";
}

function ChangeSelection(pOld, pNew){
	var label, objImage;
	if (pOld){
		if (pOld.id=="Videos" || pOld.id=="Quote"){
			objImage=findchild(pOld,"IMG");
			pOld.removeChild(objImage);
		}
		else{
			a=findchild(pOld,"#text");
			a.nodeValue="";
		}
		a=findchild(pOld,"A");
		a.style.display="inline";
	}
	if (pNew){
		a=findchild(pNew,"A");
		label=a.innerHTML;
		a.style.display="none";
		if (pNew.id=="Videos" || pNew.id=="Quote"){
			objImage=document.createElement("img");
			objImage.style.border="none";
			if (pNew.id=="Videos"){
				objImage.style.marginLeft="-1px";
				objImage.src="img/Videos2.png";
			}
			else{
				objImage.src="img/Email2.png";
			}
			pNew.appendChild(objImage);
		}
		else{
			a=findchild(pNew,"#text");
			if (a)
				a.nodeValue=label;
			else{
				var TextNode=document.createTextNode(label);
				pNew.appendChild(TextNode);
			}
		}
	}
}

function findchild(obj,tag){
	cn=obj.childNodes;
	for (k=0; k<cn.length; k++){
		if (cn[k].nodeName==tag) return cn[k];
	}
	return false;
}

if (dom){ //if not modern dom based browser then do not execute any Java Script
	var ScrollerSpeed=1;
	ScrollerSpeed=(document.all) ? ScrollerSpeed : Math.max(1, ScrollerSpeed-1);
	var ScrollerSpeedMem=ScrollerSpeed;
	var ObjScroll=document.getElementById("Scroll");
	var ObjScrollFlag=document.getElementById("ScrollFlag");
	var ObjMenuPos=document.getElementById("MenuPos");
	var ObjSubMenuPos=document.getElementById("SubMenuPos");
	var Announcement = new Array(10);
	Announcement[0]="<h4>Announcements</h4>";
	Announcement[1]="<p>Successfully raised 400K to invest in the state-of-the-art High Content Analysis <a href='Equipment.html' onclick=" + char(34) + "ChangeMenu('Company');" + char(34) + "target='BodyFrame'>equipment  and robotics.</a></p>";
	Announcement[2]="<p>Part of a consortium on a EU Framework 7 award: Rheumatoid arthritis and periodontal inflammatory disease.</p>";
	Announcement[3]="<p>Awarded BBSRC Case award with Dr Eustace Johnson from Aston University to develop phenotypic screening assays for mesenchymal stem cells.</p>";
	Announcement[4]="<p>Awarded BBSRC interchange grant with the institute of science and technology (RJAH) orthopaedic hospital: High Content Biology to assess the angiogenic and neurogenic potential of mesenchymal stem cells with relevance to tissue repair.</p>"
	Announcement[5]="<p>New to High Content Analysis? Why not use our <a href='Consultancy.html' onclick=" + char(34) + "ChangeMenu('Company');" + char(34) + "target='BodyFrame'>free report service</a>.</p>";
	Announcement[6]="<p>For all your screening needs</p>";
	Announcement[7]="<p style='font-size:9pt'><a href='m" + char(97) + "ilt" + char(111) + ":" + identity[1] + identity[0] + "'>" + identity[1] + identity[0] + "</a><br/><br/>+44 161 606-7380</p>"
	for (k=0; k<8; k++){
		ObjScroll.innerHTML=ObjScroll.innerHTML + Announcement[k];
	}
	ObjScroll.style.top="153px";
	ObjScroll.onmouseover=pause;
	ObjScroll.onmouseout=play;
	ChangeMenu("Home");
	lefttime=setInterval("scrollscroller()",40);
	if (location.search){
		if (location.search.indexOf("AssayExamples")>0){
			document.getElementById("BodyFrame").src= "AssayExamples" + location.search.substr(location.search.lastIndexOf("/"));
			ChangeAssayMenu(location.search.substring(location.search.lastIndexOf("/")+1,location.search.length-5));
		}
		else if (location.search.indexOf("Christmas")>0){
			document.getElementById("BodyFrame").src= "Christmas" + location.search.substr(location.search.lastIndexOf("/"));
			ChangeAssayMenu(location.search.substring(location.search.lastIndexOf("/")+1,location.search.length-5));
		}
		else {
			document.getElementById("BodyFrame").src=location.search.substr(location.search.lastIndexOf("/")+1);		
		}
		if (location.hash.substr(1)!="Home") ChangeMenu(location.hash.substr(1));
	}
}