var imin = 1;
	var oImg = null;

//  document.getElementById('navPrev').style.visibility = "hidden";
	

	function navigate(nav)	{
		oImg = document.getElementById('image');				
		if (nav == 'prev') {	icurr--; showImage(); }
		if (nav == 'next') {	icurr++; showImage();}
	}
	
	function showImage() {
		if (icurr > imax) {icurr = imin}
		if (icurr < imin) {icurr = imax}
    //alert(icurr);
		oImg.src = 'gallery/' + eval(icurr) + name + '.jpg';


/*
		if (icurr >= imax) {
			document.getElementById('navPrev').style.visibility = "hidden";
		}else{
			document.getElementById('navPrev').style.visibility = "visible";
		}
		
		if (icurr <= imin) {
			document.getElementById('navNext').style.visibility = "hidden";
		}else{
			document.getElementById('navNext').style.visibility = "visible";
		}
*/	
	}


	function navigateEx(nav)	{
		oImg = document.getElementById('image');				
		if (nav == 'prev') {	icurr--; showImageEx(); }
		if (nav == 'next') {	icurr++; showImageEx();}
		if (nav == 'start') {	icurr = 1; showImageEx();}
	}
	
	function showImageEx() {
		if (icurr > imax) {icurr = imin}
		if (icurr < imin) {icurr = imax}
		oImg.src = 'gallery/' + galname + "/" + eval(icurr) + "_"+ galname + '.jpg';
	}

  function startNav(fld) {
    navigateEx('start')
  }