function zMSRand(){return Math.round(Math.abs(Math.sin((new Date()).getTime()))*1000000000)%10000000;}

var zMSdomain = "http://media.sensis.com.au";
var zMSsecureDomain = "https://media.sensis.com.au";
var zMSlocation = document.location+"";
if(zMSlocation.indexOf("https://")!=-1)
	var zMSHome = zMSsecureDomain;
else
	var zMSHome = zMSdomain;
var zMSpagenum = zMSRand();

//default site area tags to create target string
var zMSACCsite = "3RD.TRAVELMATE.TRAVEL";
var zMSACCarea = "TRAVEL.TRAVELMATE.OTHER"; // default Acc Area string

function zMSsecureMe(){}

function zMSgetValue(zMSmyStr,zMStagline)
{
	zMSmyStr = zMSmyStr+"=";
	var zMSind = zMStagline.indexOf(zMSmyStr)+zMSmyStr.length;
	if(zMSind==(zMSmyStr.length-1)) //test for myStr not found
		return "";
	zMStagline += "&";
	return zMStagline.substring(zMSind,zMStagline.indexOf("&",zMSind));
}

function zMSconvertSize(zMSsize,zMSposition)
{
// convert size string
	if(zMSsize == "hariable")
		return "728x90";
		
	if(/\d+x\d+/.test(zMSsize)) //zMSsize test if adsize string format is digitsxdigits output true false
		return zMSsize;
	return
		"ERROR";
}

function zMSgetJS(zMSmyStr)
{
	zMSmySize=zMSconvertSize(zMSgetValue("adsize",zMSmyStr));
	if(zMSmySize.indexOf("728x90") != -1){
		zMSgetIframe('adsize=728x90&position=1');
	}
	else if(zMSmySize.indexOf("300x250") != -1){
		zMSgetIframe('adsize=300x250&position=1');
	}
	else {
		document.write("<scr"+"ipt src=\""+zMSHome+"/jserver/acc_random="+zMSRand()+"/SITE="+zMSACCsite+"/AREA="+zMSACCarea+"/POSITION="+zMSgetValue("position",zMSmyStr)+"/AAMSZ="+zMSconvertSize(zMSgetValue("adsize",zMSmyStr),zMSgetValue("position",zMSmyStr))+"/pageid="+zMSpagenum+"\">\n");
		document.write("</scr"+"ipt>");
	}
}

function zMSgetIframe(zMSmyStr) // not used for swellnet ; intiate an adsever ad call from an Iframe similar.
{
	if(typeof(zMSmyStr)=='undefined')
		var zMSmyStr = '';
	zMSmySize=zMSconvertSize(zMSgetValue("adsize",zMSmyStr)); //get adsize
	if(zMSmyStr.length>0)
		zMSmyStr += '&';
	zMSmySize=zMSmySize.toLowerCase();
	var zMSwidth = zMSmySize.substring(0,zMSmySize.indexOf("x")?zMSmySize.indexOf("x"):0); //get width
	var zMSheight = zMSmySize.substring(zMSmySize.indexOf("x")+1,zMSmySize.length); //get height
	var zMSdim="";
	if(zMSwidth!=""&&(zMSwidth*1)>0) //test that adsize is in correct format
		zMSdim = "width="+zMSwidth+" height="+zMSheight;
	document.write('<IFRAME src="'+zMSHome+"/hserver/acc_random="+zMSRand()+"/SITE="+zMSACCsite+"/AREA="+zMSACCarea+"/AAMSZ="+zMSconvertSize(zMSgetValue("adsize",zMSmyStr))+"/pageid="+zMSpagenum+'" '+zMSdim+' frameborder="no" border=0 marginwidth=0 marginheight=0 scrolling="no">\n');
	document.write('</IFRAME>\n');
}

function zMSgetSkyTower()
{
	var zMSmyColour;
	
	if(arguments.length<1)//no arguments entered i.e. use existing bgcolour of page.
		zMSmyColour = 'bgcolor="'+document.bgColor+'"';
	else
		zMSmyColour = 'bgcolor="'+arguments[0]+'"';
	//var zMSsubDir = zMSgetValue("site",zMSvals)+'/'; //site name in tagline is used as zMSsubdir
	document.write('<iframe src="http://medrx.sensis.com.au/images/sensis/'+zMSsite+'/genericTower2.html?'+escape(zMSmyColour+'&'+escape('&SITE='+zMSACCsite+'&AREA='+zMSACCarea+'&pageid='+zMSpagenum))+'" width="160" height="600" frameborder="no" MARGINWIDTH="0" MARGINHEIGHT="0" SCROLLING="no" id="towerFrame" ALLOWTRANSPARENCY=TRUE>\n');
	document.write("</iframe>\n");
}


function zMScallGeneric()
{ // generate Acc tags targeting string check if variables zMS are null if so use default targeting values

	zMSsection = zMSsection.toUpperCase()
	
	if(typeof(zMSsection) != "undefined" && zMSsection.length>0){
		zMSACCarea = 'TRAVEL.TRAVELMATE.'+ zMSsection; // set value
	}	
	

	// else default zMSACCarea string used.default targeting values.
}