//Menus and Navigation***************************************************************
function MM_goToURL() { //v3.0
  var i, args=MM_goToURL.arguments; document.MM_returnValue = false;
  for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'");
}
function navigate(str){
	MM_goToURL('parent',str);return document.MM_returnValue
}
function navigate_external(str){
	MM_openBrWindow(str,'','top=0,left=0,width=1024,height=768,scrollbars=yes,resizable=yes,status=yes')
}
function BC_swapClass() {
   BC_swapClassRestore()
   var i,j=0,x,a=BC_swapClass.arguments; 
   document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oClassName) x.oClassName=x.className; x.className=a[i+2];}
}
function BC_swapClassRestore() { //v3.0
  var i,x,a=document.MM_sr; 
  for(i=0;a&&i<a.length&&(x=a[i])&&x.oClassName;i++) x.className=x.oClassName;
}
function HideVideo(){
	var VideoContainer=document.getElementById('VideoObjectContainer');
	if(!VideoContainer){
		return false;
	}
	else if(VideoContainer){
		var CurrentState=document.getElementById('MediaPlayer').className;
	}
	if(CurrentState=="display"){
		document.getElementById('MediaPlayer').className="hidden";
	}else{
		document.getElementById('MediaPlayer').className="display";
	}
}
function calmenutop(imgid){
	var TT = findObj(imgid)
	var yPos = eval(TT).offsetTop;
	var tempEl = eval(TT).offsetParent;
  	while (tempEl != null) {
  		yPos += tempEl.offsetTop;
  		tempEl = tempEl.offsetParent;
  	}
	return yPos;
}
function calmenuleft(imgid){
	var LL = findObj(imgid)
	var xPos = eval(LL).offsetLeft;
	var tempEl = eval(LL).offsetParent;
  	while (tempEl != null) {
  		xPos += tempEl.offsetLeft;
  		tempEl = tempEl.offsetParent;
  	}
	return xPos;
}
//End of Menus and Navigation************************************************************

//Generic Functions**********************************************************************
function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}
function tmt_formManager(f,c){
	if(MM_findObj(f)){eval("MM_findObj('"+f+"')."+c);}
}
function tmt_formAction(f,p){
	if(MM_findObj(f)){eval("MM_findObj('"+f+"').action='"+p+"'");}
}
function findObj(theObj, theDoc){
  var p, i, foundObj;
  
  if(!theDoc) theDoc = document;
  if( (p = theObj.indexOf("?")) > 0 && parent.frames.length){
    theDoc = parent.frames[theObj.substring(p+1)].document;
    theObj = theObj.substring(0,p);
  }
  if(!(foundObj = theDoc[theObj]) && theDoc.all) foundObj = theDoc.all[theObj];
  for (i=0; !foundObj && i < theDoc.forms.length; i++) 
    foundObj = theDoc.forms[i][theObj];
  for(i=0; !foundObj && theDoc.layers && i < theDoc.layers.length; i++) 
    foundObj = findObj(theObj,theDoc.layers[i].document);
  if(!foundObj && document.getElementById) foundObj = document.getElementById(theObj);
  
  return foundObj;
}
function reposmenus(){
	newwidth=getWidth();
	if(newwidth!=currentwidth){
	var curloc = document.location.href
    MM_goToURL('parent',curloc); 
	return document.MM_returnValue;
	}
}
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
function getHeight(){
	return window.innerHeight ? window.innerHeight :(document.getBoxObjectFor ? Math.min(document.documentElement.clientHeight, document.body.clientHeight) : ((document.documentElement.clientHeight != 0) ? document.documentElement.clientHeight : (document.body ? document.body.clientHeight : 0)));
}
function getWidth(){
	return (document.layers||(document.getElementById&&!document.all)) ? window.outerWidth : (document.all ? document.body.clientWidth : 0);
}
function close_window() {
    window.close();
}
//End of Generic Functions***************************************************************
//Popup Boxes
function launchpopup(url,w,h){
	var width=w, height=h;
    var left = (screen.width/2) - width/2;
    //var top = (screen.height/2) - height/2;
	var top = 10;
    MM_openBrWindow(url,'','top='+top+',left='+left+',width='+w+',height='+h)
}
function MM_openBrWindow(theURL,winName,features) { //v2.0
  popup=window.open(theURL,winName,features);
}
function close_window() {
    window.close();
}
//End of Popup Boxes
//Link to Admin
function gotoadmin(){
	MM_goToURL('parent','Admin/Login.php');return document.MM_returnValue;
}
//End of Link to Admin
//Vacancies
function searchVacancies(){
	tmt_formManager('VacancyForm','submit()')
}
function showPrintInstructions(){
	document.getElementById('PrintInstructions').className="";
}
function hidePrintInstructions(){
	document.getElementById('PrintInstructions').className="hidden";
}
function submitData(){
	var cvvalueone= document.getElementById('CV').value
	var cvvaluetwo= document.getElementById('CoveringLetter').value
	if(cvvalueone){
		document.getElementById('AttachmentFields').value="CV";
	}
	if(cvvaluetwo){
		document.getElementById('AttachmentFields').value="CoveringLetter";
	}
	if((cvvalueone)&&(cvvaluetwo)){
		document.getElementById('AttachmentFields').value="CV,CoveringLetter";
	}
	tmt_formAction('CareerForm','Mail.php');
    tmt_formManager('CareerForm','submit()')
}
//Endof Vacancies
//Limit Text
function limitText(limitField, limitCount, limitNum) {
	if (limitField.value.length > limitNum) {
		limitField.value = limitField.value.substring(0, limitNum);
	} else {
		limitCount.value = limitNum - limitField.value.length;
	}
}
//Endof Limit Text
//Projects
function searchProjects(){
	tmt_formManager('ProjectForm','submit()')
}
//End of Projects
//Enquires Form
function checkBrochureRequest(){
	document.getElementById('Require').value="Name,Email";
	document.getElementById('BrochureDisplay').value="hidden";
	document.getElementById('brochure_requested').className="hidden";
	document.getElementById('PostalRow').className="hidden";
	var BrochureArray=new Array('Bone','Btwo','Bthree','Bfour','Bfive','Bsix','Bseven','Beight');
	var BrochureLen=BrochureArray.length;
	var checkcount=0;
	for (var i=0;i<BrochureLen;i++) {
		CKBox=BrochureArray[i];
		isCheck=document.getElementById(CKBox);
		if(isCheck.checked==1){
			checkcount++;
		}
   }
   if(checkcount>0){
	   document.getElementById('Require').value="Name,Email,Postal_Address";
	   document.getElementById('brochure_requested').className="asterisk";
	   document.getElementById('BrochureDisplay').value="display";
	   document.getElementById('PostalRow').className="";
   }
}
function resetBrochureTicks(){
	var BrochureArray=new Array('Bone','Btwo','Bthree','Bfour','Bfive','Bsix','Bseven','Beight');
	var TickedBrochures=document.getElementById('BrochuresTicked').value;
	if(!TickedBrochures){
		return false;
	}
	var RequestBrochures=TickedBrochures.split(",");
	var BrochureLen=BrochureArray.length;
	var checkcount=8;
	for (var i=0;i<BrochureLen;i++) {
		CKBox=BrochureArray[i];
		isCheck=document.getElementById(CKBox);
		checkTick=RequestBrochures[i];
		if(checkTick=="hidden"){
			checkcount--;
			document.getElementById(CKBox).checked=0;
			document.getElementById(CKBox).value="Yes";
		}
   }
   if(checkcount>0){
	   document.getElementById('Require').value="Name,Email,Postal_Address";
	   document.getElementById('brochure_requested').className="asterisk";
	   document.getElementById('BrochureDisplay').value="display";
	   document.getElementById('PostalRow').className="";
   }
}
function checkedBrochureTicks(){
	var BrochureArray=new Array('Bone','Btwo','Bthree','Bfour','Bfive','Bsix','Bseven','Beight');
	var BrochureRequests=new Array();
	var BrochureLen=BrochureArray.length;
	for (var i=0;i<BrochureLen;i++) {
		CKBox=BrochureArray[i];
		isCheck=document.getElementById(CKBox);
		if(isCheck.checked==0){
			document.getElementById(CKBox).checked=1;
			document.getElementById(CKBox).value="hidden";
			BrochureRequests.push("hidden");
		}else{
			BrochureRequests.push("Yes");
		}
   }
   document.getElementById('BrochuresTicked').value=BrochureRequests;
   sendEnquiry();
}
function sendEnquiry(){
	tmt_formAction('EnquiryForm','Mail.php');
    tmt_formManager('EnquiryForm','submit()')
}
function contactViaEmail(str){
	MM_goToURL('parent','Enquiries.php?emailRedirect='+str);return document.MM_returnValue
}
//Endof Enquiry form
//Gallery Functions
function changeOutImage(imgname,width,height){
     document.getElementById('preview_image').src=("Gallery/"+imgname);
	 document.getElementById('preview_image').width=width
	 document.getElementById('preview_image').height=height
	 //document.getElementById('ImageSelected').style.width=eval(width+10)+"px";
}
function changeCat(str){
	if(!str){
		alert("No Category Selected!");
		return false;
	}
	MM_goToURL('parent',str);return document.MM_returnValue
}
function checkWindowSize(height){
	HM_UserAgent = navigator.userAgent;
    HM_IsSafari = (HM_UserAgent.indexOf("Safari")!=-1);
    HM_IsFireFox = (HM_UserAgent.indexOf("Firefox")!=-1);
	HM_IsIE = (HM_UserAgent.indexOf("MSIE")!=-1);
	if((height>410)&&(HM_IsIE)){
	    resizeTo(765,850)
	}
	if((height<410)&&(HM_IsIE)){
	    resizeTo(765,750)
	}
	if((height>410)&&(HM_IsSafari)){
	    resizeTo(759,790)
	}
	if((height<410)&&(HM_IsSafari)){
	    resizeTo(759,710)
	}
	if((height>410)&&(HM_IsFireFox)){
	    resizeTo(759,830)
	}
	if((height<410)&&(HM_IsFireFox)){
	    resizeTo(759,750)
	}
}
function checkAssociation(str){
	var ass=parent.document.getElementById('association').value
	if(ass=="Overburden Disposal Area"){
		parent.document.getElementById('blowuplink').href=("Belmont_Quarry_Visuals/"+str);
	}
}
//End of Gallery Functions
//Projects Display Dropdown
function selectpage(str,val){
	document.getElementById('dispnum').value=val;
	document.getElementById('selectnum').value=str
	tmt_formManager('former','submit()');
}
function turnoffnumbertable(){
	document.getElementById('Recnumbers').className="hidden";
}
function showNav(str){
	document.getElementById('Records_Info').innerHTML=str
}
//Endof Projects Display Dropdown
//Gallery hide scroller
function turnOffScroll(imagesHeight){
	var frameHeight=parent.document.getElementById('Gallery_Insert').height
	if(imagesHeight<frameHeight){
	document.getElementById('GalleryScroller').innerHTML="<strong>Click on a thumbnail to enlarge</strong>";
	}
}
//Endof Gallery hide scroller
//Search related
function checkData(){
	for(var i=0;i<document.form_search.sw.value.length;i++){
		if (document.form_search.sw.value.charAt(i)!=" "){
			return true;
			}
		}
		return false;
}
function FilterProjects(Value){
	var CurrentCat=document.getElementById('CurrentCat').value;
	var CurrentSortMethod=document.getElementById('CurrentSort').value;
	var CurrentOrderBy=document.getElementById('CurrentOrderBy').value;
	var AllCurrent=document.getElementById('Current');
	var AllCompleted=document.getElementById('Completed');
	var AllProjects=document.getElementById('AllProjects');
	
	if(Value=='Current'){
		searchAppend="&projectstatus=Current";
		SearchString=("Projects.php?sortMethod="+CurrentSortMethod+"&orderBy="+CurrentOrderBy+"&cat="+CurrentCat+searchAppend);
	    MM_goToURL('parent',SearchString);
	    return document.MM_returnValue;
	}
	else if(Value=='Completed'){
		searchAppend="&projectstatus=Completed";
		SearchString=("Projects.php?sortMethod="+CurrentSortMethod+"&orderBy="+CurrentOrderBy+"&cat="+CurrentCat+searchAppend);
	    MM_goToURL('parent',SearchString);
	    return document.MM_returnValue;
	}
	else if(Value=='AllProjects'){
		searchAppend="&displayall=yes";
		SearchString=("Projects.php?origin=search&sortMethod="+CurrentSortMethod+"&orderBy="+CurrentOrderBy+"&cat="+CurrentCat+searchAppend);
	    MM_goToURL('parent',SearchString);
	    return document.MM_returnValue;
	}
}
//Nullify CMs image
function dopicid(str){
	return false;
}