$(document).ready(function () {
	$("#gallery_back").click(function () { 
	     galleryBack();
	     return false;
    });
	$("#gallery_forward").click(function () { 
	     galleryForward();
	     return false;
    });

});
function galleryForward(){
	++curPic;
	if(curPic>=numImages){
		curPic = 0;
	}
	changeImage(curPic);
}

function galleryBack(){
	--curPic;
	if(curPic<0){
		curPic = numImages-1;
	}
	changeImage(curPic);
}
 
function getImages(){
	if(images == false ){
		images = $("#gallery_ph .item_img"); 
		numImages = images.length;							 
	} 
}
getImages();

jQuery.preloadImages = function()
{
  for(var i = 0; i<arguments.length; i++)
  {
    jQuery("<img>").attr("src", arguments[i]);
  }
}

$(window).bind('load', function() {
	var myar = new Array();
	for(i=0; i<images.length; i++){
		var img = images[i];
		myar.push($(images[i]).html());
	}
	var aa;
	$.preloadImages(myar);
});