var itemWidth = 250;
var offsetfrommouse=[15,15];
var displayduration=0;
var currentimageheight = 70;// maximum image size.
function gettrailobj() {
if( document.getElementById )
return document.getElementById("trailimageid").style
else if( document.all )
return document.all.trailimagid.style
}
function gettrailobjnostyle() {
if( document.getElementById )
return document.getElementById("trailimageid")
else if( document.all )
return document.all.trailimagid
}
function truebody() {
return( !window.opera && document.compatMode && document.compatMode!="BackCompat" ) ? document.documentElement : document.body
}
function showtrail(imagename, title, description, showthumb, height, newItemWidth) {
if( newItemWidth != false ) {
itemWidth = newItemWidth;
}
if (height > 0){
currentimageheight = height;
}
document.onmousemove=followmouse;
cameraHTML = '';
newHTML = '<div>';
newHTML = newHTML + '<span>' + title + '</span><div class="borderbot"></div>';
if (showthumb > 0){
newHTML = newHTML + '<div style="border: 0px solid #000000;" align="center"><img src="' + imagename + '" border="0"/></div>';
}
newHTML = newHTML + '</div>';
gettrailobjnostyle().innerHTML = newHTML;
gettrailobj().visibility="visible";
}
function showhtml(newHtml,height) {
document.onmousemove=followmouse;
newHtml = '<div style="border: 1px solid #000000;background-color:#FFFFFF;padding:5px" align="left">' + newHtml + '<div>';
gettrailobjnostyle().innerHTML = newHtml;
gettrailobj().visibility="visible";
}
function hidetrail(){
gettrailobj().visibility="hidden"
document.onmousemove=""
gettrailobj().left="-500px"
}
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(document.body.offsetHeight, window.innerHeight)
if (typeof e != "undefined"){
if (docwidth - e.pageX < itemWidth + 50){
if (noPicture == "yes") {
xcoord = e.pageX - xcoord - itemWidth;
} else {
xcoord = e.pageX - xcoord - itemWidth;
}
} 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 < itemWidth + 50){
if (noPicture == "yes") {
xcoord = event.clientX + truebody().scrollLeft - xcoord - itemWidth;
} else {
xcoord = event.clientX + truebody().scrollLeft - xcoord - itemWidth;
}
} 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;
}
}
var docwidth=document.all? truebody().scrollLeft+truebody().clientWidth : pageXOffset+window.innerWidth-15
var docheight=document.all? Math.max(truebody().scrollHeight, truebody().clientHeight) : Math.max(document.body.offsetHeight, window.innerHeight)
gettrailobj().left=xcoord+"px"
gettrailobj().top=ycoord+"px"
}