/******************************************************************************
save this file as astrack.js and place 
<script src="/astrack.js" type="text/javascript"></script>
at the end of your page code (after the last AdSense ad unit)

Modified with permission from Jim Rotherford's Adsense Pepper
(http://www.digitalmediaminute.com/) 

© SeoBook.com. For updates see http://www.seobook.com/archives/001370.shtml 
You are allowed to use this but you should keep this copyright notice here

******************************************************************************/

view = new Image();
view.src = astrack_view_url;

function do_click(url, pos, r) {
  window.open(url);
  as_click(pos, r);
  return false;
}

function wMes(s) { window.status = s; return true; }
function cMes(s) { window.status = ''; return true; }

function wtpopup(){
      wtpopupwin = window.open('http://media.foundry42.com/partner/inc/wt.html', 'wtpopup', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=400,height=250');
}

function as_click (pos, r) {
  //conv = new Image();
  //conv.src = astrack_conversion_url + "?value=" + r;
  click = new Image();
  click.src = astrack_click_url + "&pos=" + pos + "&r=" + r;
  //msconv = new Image();
  //msconv.src = astrack_ms_conversion_url;
  // urchinTracker('/asclick');
}

// incredibly funky onload add-event scripting, for all browsers

		 if(typeof window.addEventListener != 'undefined')
		 {
		 	//.. gecko, safari, konqueror and standard
		 	window.addEventListener('load', adsense_init, false);
		 }
		 else if(typeof document.addEventListener != 'undefined')
		 {
		 	//.. opera 7
		 	document.addEventListener('load', adsense_init, false);
		 }
		 else if(typeof window.attachEvent != 'undefined')
		 {
		 	//.. win/ie
		 	window.attachEvent('onload', adsense_init);
		 }

		 //** remove this condition to degrade older browsers
		 else
		 {
		 	//.. mac/ie5 and anything else that gets this far

		 	//if there's an existing onload function
		 	if(typeof window.onload == 'function')
		 	{
		 		//store it
		 		var existing = onload;

		 		//add new onload handler
		 		window.onload = function()
		 		{
		 			//call existing onload function
		 			existing();

		 			//call adsense_init onload function
		 			adsense_init();
		 		};
		 	}
		 	else
		 	{
		 		//setup onload function
		 		window.onload = adsense_init;
		 	}
		 }
function adsense_init () {

	if (document.all) {  //ie

		var el = document.getElementsByTagName("iframe");
	
		for(var i = 0; i < el.length; i++) {
			if(el[i].src.indexOf('googlesyndication.com') > -1) {
				el[i].onfocus =  as_click;
			} 
			// else if (el[i].src.indexOf('googlesyndication.com/pagead/ads') > -1) {
			        // el[i].onfocus = as_linkclick;
			//}
		}
	
	} else {   // firefox
	
		window.addEventListener('beforeunload', doPageExit, false);
		window.addEventListener('mousemove', getMouse, true);
	
	}
		
}

//for firefox
var px;
var py;

function getMouse(e) {
	px=e.pageX;
	py=e.clientY;
}

function findY(obj) {
	var y = 0;
	while (obj) {
		y += obj.offsetTop;
		obj = obj.offsetParent;
	}
	return(y);
}

function findX(obj) {
	var x = 0;
	while (obj) {
		x += obj.offsetLeft;
		obj = obj.offsetParent;
	}
	return(x);
}

function doPageExit(e) {

	ad = document.getElementsByTagName("iframe");
	for (i=0; i<ad.length; i++) {
		var adLeft = findX(ad[i]);
		var adTop = findY(ad[i]);
		var inFrameX = (px > (adLeft - 10) && px < (parseInt(adLeft) + parseInt(ad[i].width) + 15));
		var inFrameY = (py > (adTop - 10) && py < (parseInt(adTop) + parseInt(ad[i].height) + 10));
		
		if (inFrameY && inFrameX && ad.src.indexOf('googlesyndication.com') > -1) {
		        as_click();
		} 
		// else if (inFrameY && inFrameX && ad.src.indexOf('googlesyndication.com/pagead/ads') > -1) {
		//        as_linkclick();
		//}
	}

}

//end for firefox