// PHP Path
var write_php = 'http://primejuken.jp/lapis/lapis/write.php';

// Domain
var domain = document.domain;

// Encode Exists
var encode = (window.encodeURIComponent) ? true : false;

// Set Event Tracking
window.onload = setEvent;

//////////////////////////////////////////////////////////////

function sendData(page)
{

	// Arguments
	var args = '';

	// RegExp Object
	var regExp = new RegExp(domain);

	// Referrer
	var referrer = parent.document.referrer;

	if(referrer.match(regExp)){referrer = '';}

	if(referrer){referrer = (encode) ? encodeURIComponent(referrer) : referrer.replace(/&/g,'::');}

	args += '&referrer=' + referrer;

	// Document Title
	var title = (!page && encode) ? encodeURIComponent(document.title) : '';

	args += '&title=' + title;

	// Document URL
	var url = (page && isNaN(page)) ? page : document.URL;

	url = (encode) ? encodeURIComponent(url) : url.replace(/&/g,'::');

	args += '&url=' + url;

	// Page No
	var pageNo = (!isNaN(page)) ? page : '';

	args += '&page_no=' + pageNo;

	// Color Depth
	args += '&color_depth=' + screen.colorDepth;

	// Screen Width
	args += '&screen_width=' + screen.width;

	// Screen Height
	args += '&screen_height=' + screen.height;

	// Client Width
	var client_width = (window.innerWidth) ? parent.window.innerWidth : '';

	if(!client_width){client_width = (document.documentElement.clientWidth) ? parent.document.documentElement.clientWidth : '';}
	if(!client_width){client_width = (document.body.clientWidth) ? parent.document.body.clientWidth : '';}

	args += '&client_width=' + client_width;

	// Client Height
	var client_height = (window.innerHeight) ? parent.window.innerHeight : '';

	if(!client_height){client_height = (document.documentElement.clientHeight) ? parent.document.documentElement.clientHeight : '';}
	if(!client_height){client_height = (document.body.clientHeight) ? parent.document.body.clientHeight : '';}

	args += '&client_height=' + client_height;

	// Cookie Enabled
	var cookie = (navigator.cookieEnabled) ? navigator.cookieEnabled : '';

	args += '&cookie=' + cookie;

	// Request URL
	var requestURL = write_php + '?act=img' + args + '&cache=' + (new Date()).getTime();

	// Img Tag Write
	document.write('<img src="' + requestURL + '" width="0" height="0" alt="tracker" />');

}

//////////////////////////////////////////////////////////////

function setEvent()
{

	var obj,link;

	var pageExt = /\.(htm|php|pl|cgi|jsp|asp)/i;
	var fileExt = /\.\w{2,4}$/i;

	var linksLength = document.getElementsByTagName('a').length;

	for(i = 0;i < linksLength;i++)
	{

		obj = document.getElementsByTagName('a')[i];

		link = obj.href;

		if(link.match('javascript')){continue;}

		else if(!link.match(domain)){obj.onmousedown = clickOutLink;}

		else if(!link.match(pageExt) && link.match(fileExt)){obj.onmousedown = clickFileLink;}

	}

}

//////////////////////////////////////////////////////////////

function clickOutLink()
{

	var outURL   = (encode) ? encodeURIComponent(this.href) : this.href;

	var outTitle = (encode) ? encodeURIComponent(this.innerHTML) : '';

	var requestURL = write_php + '?act=out_link&url=' + outURL + '&title=' + outTitle;

	requestLapis(requestURL);

}

//////////////////////////////////////////////////////////////

function clickFileLink()
{

	var fileURL = (encode) ? encodeURIComponent(this.href) : this.href;

	var requestURL = write_php + '?act=file_link&url=' + fileURL;

	requestLapis(requestURL);

}

//////////////////////////////////////////////////////////////

function requestLapis(requestURL)
{

	requestURL += '&cache=' + (new Date()).getTime();

	document.getElementById('tracker').innerHTML += '<img src="' + requestURL + '" />';

}