// JavaScript Document
/*
Simple Image Trail script- By JavaScriptKit.com
Visit http://www.javascriptkit.com for this script and more
This notice must stay intact
*/

var offsetfrommouse=[15,15]; //image x,y offsets from cursor position in pixels. Enter 0,0 for no offset
var currentimageheight = 270;	// maximum image size.

if (document.getElementById || document.all){
	document.write('<div id="contactpop">');
	document.write('</div>');
}

function truebody(){
return (!window.opera && document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
}

function showtrail(width, height, newHTML){
	if (height > 0){
		currentimageheight = height;
	}
	if (width > 0){
		currentimagewidth = width;
	}

	document.onmousemove=followmouse;

	$("#contactpop").css({ display: "inline" }).append(newHTML);
}

function hidetrail(){
	$("#contactpop").empty().css({ display: "none", left: "-900px" });
	document.onmousemove=""
}

function followmouse(e){

	var xcoord=offsetfrommouse[0]
	var ycoord=offsetfrommouse[1]

	var docwidth=document.all? truebody().scrollLeft+truebody().clientWidth : pageXOffset+window.innerWidth-15
	var docheight=document.all? Math.min(truebody().scrollHeight, truebody().clientHeight) : Math.min(window.innerHeight)

	if (typeof e != "undefined"){
		if (docwidth - e.pageX < (currentimagewidth - 20)){
			xcoord = e.pageX - xcoord - currentimagewidth; // Move to the left side of the cursor
		} else {
			xcoord += e.pageX;
		}
		if (docheight - e.pageY < (currentimageheight + 110)){
			ycoord += e.pageY - Math.max(0,(110 + currentimageheight + e.pageY - docheight - truebody().scrollTop));
		} else {
			ycoord += e.pageY;
		}

	} else if (typeof window.event != "undefined"){
		if (docwidth - event.clientX < (currentimagewidth - 20)){
			xcoord = event.clientX + truebody().scrollLeft - xcoord - currentimagewidth; // Move to the left side of the cursor
		} else {
			xcoord += truebody().scrollLeft+event.clientX
		}
		if (docheight - event.clientY < (currentimageheight + 110)){
			ycoord += event.clientY + truebody().scrollTop - Math.max(0,(110 + currentimageheight + event.clientY - docheight));
		} else {
			ycoord += truebody().scrollTop + event.clientY;
		}
	}

	if(ycoord < 0) { ycoord = ycoord*-1; }
	
	$("#contactpop").css({ left: xcoord+"px", top: ycoord+"px", width: currentimagewidth, height: currentimageheight });

}