var ids=new Array('acquirers','issuers','merchants','issProgMgr','SP','transproc', 'vars', 'manufacturers','acqProc');
var idx=new Array('credit','debit','prepaid');
var navids=new Array('inav','anav','mnav','tnav', 'vnav');
//var navids_faqs=new Array('inav','anav','mnav');
var navids_faqs=new Array('inav','mnav');

function switchid(id){
	hideallids();
	if(id!=''){
	  showdiv(id);
	  hideallimages();
	  showselectedimage(id);
	  setUserImpression(id);
	}
}

function switchidx(id){
	hideallidsx();
	showdiv(id);
	hideallimagesx();
	showselectedimage(id)
}

function hideallids(){
	//loop through the array and hide each element by id
	for (var i=0;i<ids.length;i++){
		hidediv(ids[i]);
	}		  
}

function hideallidsx(){
	//loop through the array and hide each element by id
	for (var i=0;i<idx.length;i++){
		hidediv(idx[i]);
	}		  
}


function hideallimages(){
		for (var i=0;i<ids.length;i++){
			var fileOff = 'btn' + ids[i] + '_off.gif';
			var imageOff = 'btn'+ ids[i];
			MM_swapImage(imageOff,'','/common/images/'+fileOff,1);
		}	
	
	}
	
function hideallimagesx(){
		for (var i=0;i<idx.length;i++){
			var fileOff = 'btn' + idx[i] + '_off.gif';
			var imageOff = 'btn'+ idx[i];
			MM_swapImage(imageOff,'','/common/images/'+fileOff,1);
		}	
	
	}

function showselectedimage(image){
	var fileOn = 'btn' + image + '_on.gif';
	var imageOn = 'btn'+ image;
	//alert(fileOn);
	//alert(imageOn);
	MM_swapImage(imageOn,'','/common/images/'+fileOn,1);
	}	
	
function hidediv(id) {
	//safe function to hide an element with a specified id
	if (document.getElementById) { // DOM3 = IE5, NS6
		var tempId = document.getElementById(id);
		if ((tempId == null) || (tempId == ''))
			{}
		else 
		   {tempId.style.display = 'none';}
	}
	else {
		if (document.layers) { // Netscape 4
			document.id.display = 'none';
		}
		else { // IE 4
			document.all.id.style.display = 'none';
		}
	}
}

function showdiv(id) {
	//safe function to show an element with a specified id
		  
	if (document.getElementById) { // DOM3 = IE5, NS6
		document.getElementById(id).style.display = 'block';
	}
	else {
		if (document.layers) { // Netscape 4
			document.id.display = 'block';
		}
		else { // IE 4
			document.all.id.style.display = 'block';
		}
	}
}
var timerlen = 5;
var slideAniLen = 250;

var timerID = new Array();
var startTime = new Array();
var obj = new Array();
var endHeight = new Array();
var moving = new Array();
var dir = new Array();

function slidedown(objname){
        if(moving[objname])
                return;

        if(document.getElementById(objname).style.display != "none")
                return; // cannot slide down something that is already visible

        moving[objname] = true;
        dir[objname] = "down";
        startslide(objname);
}

function slideup(objname){
        if(moving[objname])
                return;

        if(document.getElementById(objname).style.display == "none")
                return; // cannot slide up something that is already hidden

        moving[objname] = true;
        dir[objname] = "up";
        startslide(objname);
}

function startslide(objname){
        obj[objname] = document.getElementById(objname);

        endHeight[objname] = parseInt(obj[objname].style.height);
        startTime[objname] = (new Date()).getTime();

        if(dir[objname] == "down"){
                obj[objname].style.height = "1px";
        }

        obj[objname].style.display = "block";

        timerID[objname] = setInterval('slidetick(\'' + objname + '\');',timerlen);
}

function slidetick(objname){
        var elapsed = (new Date()).getTime() - startTime[objname];

        if (elapsed > slideAniLen)
                endSlide(objname)
        else {
                var d =Math.round(elapsed / slideAniLen * endHeight[objname]);
                if(dir[objname] == "up")
                        d = endHeight[objname] - d;

                obj[objname].style.height = d + "px";
        }

        return;
}

function endSlide(objname){
        clearInterval(timerID[objname]);

        if(dir[objname] == "up")
                obj[objname].style.display = "none";

        obj[objname].style.height = endHeight[objname] + "px";

        delete(moving[objname]);
        delete(timerID[objname]);
        delete(startTime[objname]);
        delete(endHeight[objname]);
        delete(obj[objname]);
        delete(dir[objname]);

        return;
}
function toggleSlide(objname){
  if(document.getElementById(objname).style.display == "none"){
    // div is hidden, so let's slide down
    slidedown(objname);
  }else{
    // div is not hidden, so slide up
    slideup(objname);
  }
}
//the following funtion operates the contact us section left
//side subnav links: Issuers, Acquirers, & Merchants
function contactus(nid) {
	//turn all left subnav links back to grey

	for(var n=0;n<navids.length;n++) {
		if (document.getElementById) { // DOM3 = IE5, NS6
			document.getElementById(navids[n]).style.color = '#666666';
		}
	}
	//turn the clicked left subnav orange
	if (document.getElementById) { // DOM3 = IE5, NS6
		document.getElementById(nid).style.color = '#F58025';
	}
}

//the following funtion operates the contact us faqs section left
//side subnav links: Issuers, Acquirers, & Merchants
function contactus_faqs(nid) {
	//turn all left subnav links back to grey
	
	for(var n=0;n<navids_faqs.length;n++) {
		if (document.getElementById) { // DOM3 = IE5, NS6
		document.getElementById(navids_faqs[n]).style.color = '#666666';
		}
	}
	//turn the clicked left subnav orange
	if (document.getElementById) { // DOM3 = IE5, NS6
		document.getElementById(nid).style.color = '#F58025';
	}
}