/*********************************************/
/* javascript for image viewer: gallery tour */
/*             author: Jack Thorn            */
/*********************************************/

function image01(){
document.getElementById("viewerimage").src="images/galleryspace/galleryspace01.png";
document.getElementById("leftarrow1").style.visibility="visible";
document.getElementById("leftarrow5").style.visibility="hidden";
document.getElementById("leftarrow2").style.visibility="hidden";
document.getElementById("rightarrow1").style.visibility="visible";
document.getElementById("rightarrow5").style.visibility="hidden";
document.getElementById("rightarrow2").style.visibility="hidden";
document.getElementById("counter").innerText="1 of 5";
}

function image02(){
document.getElementById("viewerimage").src="images/galleryspace/galleryspace02.png";
document.getElementById("leftarrow2").style.visibility="visible";
document.getElementById("leftarrow1").style.visibility="hidden";
document.getElementById("leftarrow3").style.visibility="hidden";
document.getElementById("rightarrow2").style.visibility="visible";
document.getElementById("rightarrow1").style.visibility="hidden";
document.getElementById("rightarrow3").style.visibility="hidden";
document.getElementById("counter").innerText="2 of 5";
}

function image03(){
document.getElementById("viewerimage").src="images/galleryspace/galleryspace03.png";
document.getElementById("leftarrow3").style.visibility="visible";
document.getElementById("leftarrow2").style.visibility="hidden";
document.getElementById("leftarrow4").style.visibility="hidden";
document.getElementById("rightarrow3").style.visibility="visible";
document.getElementById("rightarrow2").style.visibility="hidden";
document.getElementById("rightarrow4").style.visibility="hidden";
document.getElementById("counter").innerText="3 of 5";
}

function image04(){
document.getElementById("viewerimage").src="images/galleryspace/galleryspace04.png";
document.getElementById("leftarrow4").style.visibility="visible";
document.getElementById("leftarrow3").style.visibility="hidden";
document.getElementById("leftarrow5").style.visibility="hidden";
document.getElementById("rightarrow4").style.visibility="visible";
document.getElementById("rightarrow3").style.visibility="hidden";
document.getElementById("rightarrow5").style.visibility="hidden";
document.getElementById("counter").innerText="4 of 5";
}

function image05(){
document.getElementById("viewerimage").src="images/galleryspace/galleryspace05.png";
document.getElementById("leftarrow5").style.visibility="visible";
document.getElementById("leftarrow4").style.visibility="hidden";
document.getElementById("leftarrow1").style.visibility="hidden";
document.getElementById("rightarrow5").style.visibility="visible";
document.getElementById("rightarrow4").style.visibility="hidden";
document.getElementById("rightarrow1").style.visibility="hidden";
document.getElementById("counter").innerText="5 of 5";
}