function switchHotCold(tName,tPath,hotOne) {	
	document.gallery.large_pix.src = "images/" + tPath + ".jpg";	
	document.all.captiontext.innerText  = tName;		
	document.all.captiontext.innerHTML = tName;		
	return;
}


function getNext(strvar) {
	curIMG = document.large_pix.src;
	strStart = curIMG.lastIndexOf("/");
	strEnd = curIMG.lastIndexOf(".jpg");
	for(i = 0; i <= imgCT; i++) {
		if (imgnames[i] == curIMG.slice(strStart+1,strEnd)) {
			if (strvar=="next"){
				if (i==imgCT){
					i = -1;
				}
				switchHotCold(imgcaps[i+1],imgnames[i+1],i+1);	
				break;													
			}else{
				if (i==0){
					i = imgCT+1;
				}
				switchHotCold(imgcaps[i-1],imgnames[i-1],i-1);	
				break;													
			}
		}
	}
}