// Javascript for photo gallery

function nextPic(){
	thisImg += 1
	if(thisImg>nImg) thisImg =1
	showPic()
}

function previousPic(){
	thisImg += -1
	if(thisImg == 0) thisImg =nImg
	showPic()
}

function showThisPic(n) {
	thisImg = n
	showPic()
}

function showPic() {
 document.getElementById("div1").innerHTML = arrText[thisImg]
 document.getElementById("showImg").src = arrImg[thisImg].src
}