// Variables

var statement = "";
var individual_statement = "";
var careers_quotes = new Array('"They provide the experience and training required for a successful and enjoyable professional career."','"They are an ever growing firm, which gives me and all the staff the ability and confidence to perform well in the construction industry." ','"They have such a diverse range of Projects that one is constantly learning new skills and expertise from working underneath people who are both approachable for advice and good fun - never a dull moment!"','"If you are looking to start a successful career and at the same time join a friendly and lively company you need look no further. From the moment you cross the welcome mat, you are made a member of a select team, where your career will be nurtured and your social calendar filled."')

var careers_quotes_index = 0;
var timeout;

var careers_images = new Array('<img src="../images/careers/groupinparis2.jpg" />', '<img src="../images/careers/gokarting2.jpg" />', '<img src="../images/careers/Sharon&Rob.jpg" />')
var careers_images_index = 0;



// Script for Image Swapping

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_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_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 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];}
}







// Script for Clearing "Enter Search Words" from input search box

function clearInitial(){
	statement = document.getElementById('search_entry').value;
	if(statement == "Enter search words"){
		document.getElementById('search_entry').value = "";
	}
}







// Script for Expandable DIVs


function expandDIV(num){
	statement = "document.getElementById('expandable_" + num + "').style.display = \"block\"";
	eval(statement);
	
	if(num==1){
		document.getElementById('expand_link_1').innerHTML = 'We believe in all our staff receiving the same <a href="javascript:collapseDIV(1);">benefits</a>';
	}
	
	if(num==2){
		document.getElementById('expand_link_2').innerHTML = 'We will help you attain your professional qualifications with the help of our <a href="javascript:collapseDIV(2);">comprehensive training programme</a>';
	}
}


function collapseDIV(num){
	statement = "document.getElementById('expandable_" + num + "').style.display = \"none\"";
	eval(statement);
	
	if(num==1){
		document.getElementById('expand_link_1').innerHTML = 'We believe in all our staff receiving the same <a href="javascript:expandDIV(1);">benefits</a>';
	}
	
	if(num==2){
		document.getElementById('expand_link_2').innerHTML = 'We will help you attain your professional qualifications with the help of our <a href="javascript:expandDIV(2);">comprehensive training programme</a>';
	}
}














// Rotation of Quotes on Careers Page

function rotateQuotes(num){
	document.getElementById('careers_quote').innerHTML = careers_quotes[num];
	careers_quotes_index++;
	
	if(careers_quotes_index == 4){
		careers_quotes_index = 0;
	}
	
	statement = "rotateQuotes(" + careers_quotes_index + ")";
	
	timeout = setTimeout(statement, 11000);
}

//rotation of images on Careers page
function rotateImages(num){
	document.getElementById('careers_image').innerHTML = careers_images[num];
	careers_images_index++;
	
	if(careers_images_index == 3){
		careers_images_index = 0;
	}
	
	statement = "rotateImages(" + careers_images_index + ")";
	
	timeout = setTimeout(statement, 11000);
}










// Hightlight of Appropriate Links on Project Profiles Index Page

function changeLinkClass(link_id){
	individual_statement = "document.getElementById('" + link_id + "').className = 'project_links_hover';";
	eval(individual_statement);
}

function revertLinkClass(link_id){
	individual_statement = "document.getElementById('" + link_id + "').className = 'project_links';";
	eval(individual_statement);
}