// Accessible popup window
var _POPUP_TARGET = '_blank';
var _POPUP_FEATURES = 'location=0,statusbar=0,menubar=0,width=750,height=570,scrollbars=yes,resizable=yes';

function raw_popup(url, target, features)
{
 if (features) {
  theFeatures = features;
 } else {
  theFeatures = _POPUP_FEATURES;
 }
 if (target) {
  theTarget = target
 } else {
  theTarget = _POPUP_TARGET;
 }
  var theWindow = window.open(url, theTarget, theFeatures);
  theWindow.focus();
  return theWindow;
}

function link_popup(src, target, features) {
  return raw_popup(src, target, features);
}
// AvivaWorld popup window
function country_popup(){

	var theEvent=window.event || arguments.callee.caller.arguments[0];
	if((theEvent.type=="keydown")&&(browserid=="Netscape")){

		if((theEvent.keyCode==32)||(theEvent.keyCode==13)){
			country_popupwindow();
		}
	}else{
		country_popupwindow();
	}
	//alert(theEvent.keyCode);

}

function country_popupwindow(){
	sel = document.avivaworld.country.selectedIndex;
	use = document.avivaworld.country[sel].value;
	if(use!="nochange"){
		raw_popup(use,'avivaworld','width=417,height=530')
	}
}

// show hide layers
function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }	
	}
// show and hide descriptions. use ShowDescription(layername,text); leave text blank to clear layer
function ShowDescription(layer,text) {
	if (!text) text = '&nbsp;';
	
	if (document.all) {
		document.all[layer].innerHTML = text;
	} else if (document.layers) {
		description[layer].write(text);
	} else if (document.getElementById) {
		document.getElementById(layer).innerHTML = text;
	}
}
//SWAP IMAGE
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];}
}

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 swapImage() {
	strImage = (arguments[1]=='on')?'style/images/leftmenu_r.gif':'style/images/leftmenu.gif';
	MM_swapImage(arguments[0],'',strImage,1)
}

// pre load images
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];}}
}



//dropdownlink function for using drop down box as a menu
function dropDownLink() {
//add to select tag: onchange="dropDownLink(this)"
//set value of each option to url of target page. 

	var strURL = arguments[0].options[arguments[0].selectedIndex].value;
		window.location.href = strURL
		arguments[0].blur();	
	}

// jump menu
function MM_jumpMenu(targ,selObj,restore){ //v3.0
		eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}


// GREEN HIGHLIGHT BOXES
// initialise the variables
function greenHighlight(imgAction, divToSwap){
	if (imgAction=='over'){
		document.getElementById(divToSwap).style.backgroundColor = '#59B337';
		document.getElementById(divToSwap).style.color = '#FFFFFF';	
			
	} else {
		document.getElementById(divToSwap).style.backgroundColor = '#E7E7E7';
		document.getElementById(divToSwap).style.color = '#000000';	
	}
	
}
// SET BOX ROW HEIGHT
// This function sets equal row heights for boxes
function setRowHeight (result, boxcount) { 
	var repetition= Math.ceil(result / boxcount);
        for(var i=1; i<=repetition; i++){
            var maxHeight = 0;
            var divs = new Array(boxcount);
	    for(var j=0; j<boxcount; j++){
                 var number = (i-1)*boxcount + j + 1;
	   	 divs[j] = document.getElementById('div_' + number);
                 if(divs[j]&&divs[j].offsetHeight>maxHeight) maxHeight = divs[j].offsetHeight;
            } 
            for(var k=0; k<boxcount; k++){
              if(divs[k]) divs[k].style.height = maxHeight; 
            }
        }
}