// JavaScript Document

jQuery(document).ready(function(){
	
	var scrollAmt = 300;
	var speed = 400;
	var currentPos = 0;
	var contentHeight = $("#content").height();
	
	//alert(typeof(contentHeight));
	
	jQuery("#pg_up").click(function () {
		if (currentPos + scrollAmt < 0) {
			currentPos = currentPos + scrollAmt;
			$("#content").stop().animate({top:currentPos+"px"},{queue:false, duration:speed});
		} else {
			currentPos = 0;
			$("#content").stop().animate({top:"0px"},{queue:false, duration:speed});
		}
	});
	jQuery("#pg_down").click(function () {
		//alert(currentPos + " - " + scrollAmt + " > " + contentHeight + " - " + scrollAmt);
		//alert((currentPos - scrollAmt) + " > " + (scrollAmt - contentHeight));
		if (currentPos - scrollAmt > scrollAmt - contentHeight) {
			currentPos = currentPos - scrollAmt;
			$("#content").stop().animate({top:currentPos+"px"},{queue:false, duration:speed});
		} else {
			currentPos = scrollAmt - contentHeight;
			$("#content").stop().animate({top:currentPos+"px"},{queue:false, duration:speed});
		}
	});
	
	
	
	
	
	
	
	
	
	
	
	/*
	var currentPage = 1;
	var contentHeight = 520;
	var maxPages = 2;
	
	jQuery("#pg_"+currentPage).attr("class", "selected");
	
	function pageClick(pageNum) {
		jQuery("#pg_"+currentPage).removeClass("selected");
		currentPage = pageNum;
		jQuery("#pg_"+currentPage).attr("class", "selected");
		jQuery("#content").fadeTo("slow", 0, movePage);
	}
	function movePage() {
		jQuery("#content").css("top", (currentPage-1)*-contentHeight);
		jQuery("#content").fadeTo("slow", 1);
	}
	
	
	jQuery("#pageNums > p").click(function () {
		var pageId = jQuery(this).attr("id");
		var page = +pageId.substr(pageId.length-1, 1);
		pageClick(page);
	});*/

});